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243 vs 308 barrel life
Postado em 19 de dezembro, 2020
Not sure of the round count but it has been fired several hundred times a year since 1965 when my uncle bought it. The hottest commercial .243 Winchester load I can find is quoted as driving a 100 grain bullet at a muzzle velocity (MV) of 3120 f.p.s. With cast boolits a factor of 10. The .308—a fine design in and of itself—has been responsible for a number of successful cartridges, but the .243 has to be the most successful. If you have a 300 Win-mag, reload to lower pressures when maximum is not needed, your brass as well as your bore will last longer, and you have the option to power up. Erosion from bullet friction alone is minimal as suggested by the longer barrel life of “mild” cartridges like 30-30 Winchester, 22 Hornet, and especially 22 rimfire. A 6.5-284 barrel can last 1,300+ rounds, but it might need replacement after 1,000 rounds or less. test barrels fired 4 to 8 times a minute got the same barrel life as his match rifles in .308 Win. You can choose the hottest and flattest shooting caliber for your Long Range build, but keep in mind you will most likely have to replace that barrel once a year if you shoot enough. Put simply, if you shoot long strings of rounds without letting your barrel cool down, you are shortening its life. Rodent control work is another shooting chore that can easily overheat barrels, especially with … The two I have burned lasted 2700 and 2950. Erosion from bullet friction alone is minimal as suggested by the longer barrel life of “mild” cartridges like 30-30 Winchester, 22 Hornet, and especially 22 rimfire. The typical barrel length for a repeating hunting rifle chambered for high intensity cartridges, such as the .243, .260, .270, 7mm-08, .308, or .30-06, is 22-24 inches. I know some guys that have squeezed way more than 3000 shots. Remember though that the extra mass also retains heat longer and so not only do you have a heavy barrel to carry around, but you have to wait longer for it to cool down too. I'm sure you wouldnt go wrong with a quality rifle. Rob01 I've always figured to load my hunting loads to max pressure with acceptable accuracy. Something like a 22lr will last forever (well almost). I understand that some folks use lighter bullets in the .243 and that's fine, but I've never found a load that works, but I admit that I didn't try real hard to nail down a light bullet load in that rifle. These are useful all-around barrel … Barrel life won't get short until you get over 3100 fps mv or so. If you are a TFL member and can access TFL, please do not use this link; instead, use the forums (like Questions, Suggestions, and Tech Support) or PM an appropriate mod or admin. We are a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to Amazon.com and affiliated sites. If you have a firearm related question, please register and post it on the forums. Don’t buy one if you can help it. The combination of higher speeds and a smaller bore does not augur well and eventually, the 6.5 Creedmoor will have a shorter lifespan than a comparable barrel in .308. I have 3 rifles, all set up for the following load, all run 8 twist Bartlien barrels. I like the idea of heavy .223 bullets in a 1/7 twist barrel (I have one, its fun). Shoot less powerful cartridges. The .243 Winchester was developed by wildcatters who immediately grasped the accuracy potential of the .308 parent case and then necked down the case to accept .243 caliber (6mm) bullets. Is there any damage to the muzzle crown? A 6BR barrel should give 2,200-3,000 rounds of accurate life, and a .308 Win barrel could remain competitive for 4,000 rounds or more. The Creedmoor case is a bit shorter than 243 - you can load heavier bullets seated longer with the Creedmoor case and still fit in a 308 magazine. How ’bout try longer ELD than the 178 in the 308. Both cartridges were introduced in the 1950s. Well put simply, by today’s standards, that is when a rifle is no longer considered even factory accurate. In this article I will discuss what barrel life means to the everyday shooter, and how you will know when your barrel is worn out. Mar 28, 2012 #4 Interesting article here on overbore cartridges, the theory is that the ratio of case size to bore can be used to determine thoat erosion and barrel ware. Assuming you treat them the same, a .308 Winchester should last longer than a 7mm-08 Remington, which should last longer than a .243 Winchester. Basically, the .308 Winchester round is simply a civilian version of the 7.62x51mm NATO round, which was originally developed for the M14 rifle. Barrel life numbers depends on one thing; when the owner notices accuracy dropping off to an unacceptable level. It's not the rate rounds are fired in bolt action rifles, but the amount of powder burned through the chamber's throat per shot that wears out barrels. For a precision shooter this ‘poor’ level of accuracy is simply not acceptable and would be an indication that a barrel change is eminent. Even though the cartridges share the same roots, there is a pretty big difference in the ballistics of each cartridge that reflects the different priorities wildcatters had when designing the .243 and 7mm-08. There is no fun in that I know, but do you really need to be chasing up close pigs with a 300 Win Mag? 243 vs 7mm-08 vs 308 Ballistics. Context is everything. This email contact address is not an "Ask the Firearms Expert" service. Charles Rains. Well, Forum member MikeCr has developed an Excel spreadsheet that accounts for a number of variables, and gives a pretty good estimate of useful barrel life, whether you’re shooting a … The .243 when twisted right is a very capable long range round. If you load light and fast with faster(?) This begs the question, just how many rounds does it take to lower the accuracy of a barrel? Likewise if you shoot stupidly fast cartridges or load your rounds hot, you will likely experience shorter barrel life. The newer steels hold up well to the cartridge and they are no longer a "barrel burner". What this cartridge offered was a long range hunting round that was able to take lighter bullets that were more suitable for target shooting and varmint hunting. In conclusion, we are sure that the 6.5 Creedmoor vs. .308 Winchester debate is not going to go away any time soon. Even “shot-out” barrels in an infamous barrel burner like the 220 Swift are usually in excellent condition at the cooler muzzle end. Among my many rifle buddies (including a few who have replaced barrels on bolt action rifles) none have done so because the barrel was "shot out" at varmints. The expense for shorter barrels in any chambering is velocity. In an attempt to find the better of 6.5 Grendel vs .243, I tried out both rounds and conducted an analysis of its user’s feedback. So one thing that could improve would be to make the eye relief a little more generous for users. My Rem 700 varmint rig is in that ballpark and it hasn't shown any signs at all of groups opening up. Snow has found this extends brass life, … The .308 Winchester barrel has a longer lifespan. If the consistent accuracy requirement of an operator is no longer met, the barrel can fairly easily be renewed. In an attempt to find the better of 6.5 Grendel vs .243, I tried out both rounds and conducted an analysis of its user’s feedback. Are you, as the shooter, doing your part? The .308—a fine design in and of itself—has been responsible for a number of successful cartridges, but the .243 has to be the most successful. The 6.5 Grendel is much lighter, more efficient with a bit longer barrel life. I was thinking somebody you talked to was referring to the 243 wssm. So what can you do to prolong the life of your barrel? As far as being bad on barrels, when they were first introduced, the steel wasnt as high of quality as they are now. A friend of mine had a .220 Swift barrel that didn’t even make it to 2000 rounds. Take a .300 Winchester Magnum with a barrel life of 1,500 rounds and compare that to the 8,000+ barrel life of a .308 Winchester. 's barrel life is exactly correct. Have a Winchester in 243 that my father hunted with from at lest the mid 50's, now I have it and hunt and just shoot for fun with it and have not had any problems. The .243 can shoot flat and good in the wind shooting faster and cutting flight time. .243 Nosler 105gr BC .571 Muzzle FPS 2846 Tansonic 1359 at 1100 yd total drop 383 inches. At long distances, the 6.5 Creedmoor is far superior. Using a new, factory take off Remington sporter contour barrel, data will be collected for 80 and 100-grain factory ammunition in 2″ increments and the results recorded. Going back to the .308 for example, the military M118LR cartridge would normally send a 175gr projectile downrange at approximately 2700 feet-per-second (fps) from a 24-inch barrel, but only 2600 fps from a 20-inch barrel or even 2450 fps out of a 16-inch barrel. You aren’t impressing anyone (probably). I’ll also explain what causes barrel wear and if there is anything you can do to prolong the life of your favorite rifle’s barrel. Even though it is a win for the .308. A 6BR barrel should give 2,200-3,000 rounds of accurate life, and a .308 Win barrel could remain competitive for 4,000 rounds or more. My current favorite 243 is a Remington 700 parts gun that features a 700 ADL action, 700 BDL/SPS bottom metal, and a 24" stainless SPS barrel all bedded in a McM Remington 7 style stock. Worked very well with Smith & Wesson M&P 10. Probably double the life of the creed. ... which is one reason moderate volume cartridges like 308 Win. A 6.5-284 barrel can last 1,300+ rounds, but it might need replacement after 1,000 rounds or less. The 6.5 Creedmoor has less recoil. These chamberings pump a lot of powder through a small bore. The life of the 308 barrel life doubles or even triples the count of shots you will be shooting with your 300 Win Mag. 6.5 PRC (Precision Rifle Cartridge) History: Plant yourself in post-2015 and you will see an explosion … That would be a barrel burner. The table above shows your barrel cost per shot, based on various "useful lives." (I have had excellent luck with other bbl manufactures as well, but have settled in on Bartlien barrels) 42gr … 260 rem is a better distance cartridge and a little easier on barrel life (can neck up all of your .243 brass also). Heat and pressure are the main two perpetrators that shorten barrel life. There are so many variables other than cartridge that contribute to wear and so it is difficult to answer this question based on cartridge alone. What is the expected barrel life of our favourite rifle if we require at least 1 minute of angle accuracy? With cast boolits a factor of 10. Of course, if you are shooting a “long-lived” .308 Win that goes 5000 rounds before losing accuracy, then you get a whopping TEN seconds of barrel life. The 6BR I would think would have better barrel life than a 243, but I haven't shot out a 6BR yet! The .243 Winchester is simply the .308 Winchester necked down to hold .243″ diameter bullets. I can shoot 100 to 200 rounds per month for practice and still use the same barrel in competition and never have to worry about changing it for a … For barrel life, 308 for the win. Not in the least bit, not for the type of shooting we do. Varmint shooting and competitive target shooting are very different in the their effects on barrel life. Surprisingly though I have seen more barrel damage caused by over enthusiastic cleaning or poor cleaning technique than I have by neglect. In order to understand the history of the .243 you also need to understand the history of the .308, because again, the .243 is simply a necked down .308. These tend to offer substantially lower recoil and are usually much cheaper to purchase ammunition for. That exact moment will differ from purpose to purpose, and shooter to shooter. Barrel life for the 6.5CM is around 2000-3000. As far as being bad on barrels, when they were first introduced, the steel wasnt as high of quality as they are now. Is there a more reliable way to predict barrel life — one that will work for a broad range of calibers? Of those options, I'd go .300, but then again, I shoot ELR, and hunt. I seem to recall reading (on the GAPrecision site?) Varmint shooting and competitive target shooting are very different in the their effects on barrel life. The result, typically, is rather short barrel life, sometimes less than 1500 rounds. Even if you are camped on a prairie dog town, you are very unlikely to shoot as many rounds as fast as in target competition. I figure most short life barrels were abused. Only once you have considered the ‘easy’ fixes, should you look at replacing the barrel. However, the difference is not so significant and there will not be a ridiculous overbore. The .220 Swift is a round that puts much more pressure on a barrel then the humble old .308 (one of the reasons why .308 is so great). Any cartridge will "burn out" a barrel if you help it along with a little abuse. Mine lasted 640 rounds in long range matches. goosebrown. The 243 Winchester’s 6mm (.243″) bullet offers reduced recoil and the ability to use lighter, faster bullets for varmints and small game, while heavier, 100 grain loads can be used to harvest deer. You can always double check to confirm barrel wear, and the need for replacement, with a bore scope. The following ammunition cartridge ballistics information and chart can be used to approximately compare .243 Winchester vs .30-06 Springfield ammo rounds. Even though both remained shooting sub MOA the velocity dropped by more than 100 fps from one day to another. Barrel Life. The .308 entered the scene in 1952 as a military service cartridge. Even barrel life from some who have some higher round counts are recording similar short barrel life compared to the .243. Something overbite cartridges have going for them is this kind of versatility. In case you are unfamiliar with these cartridges they are all based on the same .308 Winchester case, with the smaller bores obviously being higher pressure and faster shooting rounds. 308 vs 6.5 Creedmoor Barrel Life. While the two cartridges have a very similar case capacity, throat erosion occurs faster with the 6.5 Creedmoor because it uses a smaller diameter barrel. Don't let a few stories scare you away from an excellent cartridge. coyota1, I know those numbers look low (and therefore pessimistic) to lots of folks. The table above shows your barrel cost per shot, based on various "useful lives." Scopes can also stop holding zero for whatever reason. This is the section immediately forward of the action, before the projectile reaches the rifling. If you are a target or precision shooter though you will almost certainly see the end of a few barrels. The 6XC has roughly 25% more barrel life than a 243 … will we be able to improve that another 25% or even more in the future? Everyone wants to think you are going to shoot a 6.5mm cartridge and get .308 Winchester barrel life. Not much of a differences to see in terms of performances only in numbers. Location: Between Dallas and Shreveport, LA, "The higher the velocity, the shorter the barrel life.". The .308 shoots flatter, hits harder, and bucks the wind better.. If you plan to use it for game such as antelope or deer, the 243 is the minimum legal in many states. A good bit downward in pressure to avoid burning the leade at some minimum amount. You can find tons of .243 brass for relatively cheap with decades of loading experience available. Was it a windy day? In fact my rifles are still much more accurate than required, even after many hundreds (and in some cases thousands) of rounds. I myself use a .204 Ruger and love the thing, but these speedy rounds do come with consequences and shortened barrel life is a reality. .243 barrel life is as long as any other popular rifle (30-06, .270, etc). Before you get too excited about changing a barrel, you have to consider if there isn’t some other aspect negatively affecting accuracy. Even though the cartridges share the same roots, there is a pretty big difference in the ballistics of each cartridge that reflects the different priorities wildcatters had when designing the .243 and 7mm-08. Winchester introduced the cartridge to the civilian market shortly thereafter in the Model 70 bolt action and the Model 88 lever action. These are "drop in" replacements with no additional machine work required. The speed and power of the .308 make … Just what is acceptable accuracy differs markedly between shooters. If you find that your barrel no longer produces the accuracy that you require of it, then you have found that barrel’s lifespan, at least for that purpose. The newer steels hold up well to the cartridge and they are no longer a "barrel burner". Heavier bullets and more powder make more recoil. If there is no practical difference between the cartridges, choose the option that is kinder on barrels. You are highly unlikely to ever reach the end of a single barrel unless you are doing something horribly wrong with your maintenance. By comparison, the fastest heavy bullet .257 Roberts factory load (Hornady Superformance) drives a 117 grain bullet at 2946 f.p.s. In short, if you ask a precision shooter, barrel life is the expected number of rounds through a barrel before accuracy degrades below one minute of angle at 100 yards. Simply put, burning the same amount of powder in a smaller space will result in shorter barrel life. In reality the damage caused by cleaning is overstated by some authors, but I have seen it happen. For example, the 6.5 barrel life is in the 2500-3000FPS range and the .243 is usually under 2000FPS. You should not expect to much at … Depending on your skills, you may still need to see a gunsmith if this is the issue. Based on the ubiquitous 308 Winchester, the 243 Winchester has developed a strong following among rifleman. Please note, the following information reflects the estimated average ballistics for each caliber and does not pertain to a particular manufacturer, bullet weight, And match barrels heat up the same way as all the others. These chamberings pump a lot of powder through a small bore. What Could Be Improved and Why The .243 does pack some punch, and the eye relief on this scope might not be doing you any favors. The .243 Win is a necked down version of the .308 Win and was introduced to the shooting world in 1955. In this article I will discuss what barrel life means to the everyday shooter, and how you will know when your barrel is worn out. I have not yet worn out a single barrel by my accuracy standards. For .243 Winchester, the twist rate is 254 mm (1 in 10 in), and for .308 Winchester/7.62×51mm NATO variants it is 305 mm (1 in 12 in), except for the suppressed-barrel variant. A lack of cleaning can indeed damage a barrel over time. Is barrel life a serious concern for 99% of readers? The real barrel burners are the magnums, cartridges designed to propel a projectile as fast as possible from a given bore size. Well, like everything in shooting, it comes back to physics. How many rounds can you shoot at a time before you have to worry about throat erosion in your rifle bore? Use good barrels, and the life will be greater. These are useful all-around barrel … This email link is to reach site administrators for assistance, if you cannot access TFL via other means. Lots of people think they are an accurate shooter but shooting is a perishable skill. But I like .308 better "When a strong man, fully armed, guards his house, his possessions are safe." You should replace your barrel when the barrel no longer provides the accuracy that you require from the rifle. I'd say .308 even though my first gun ever was a winchester .243 given to me by my grandpa about 4 years ago, and I do love to shoot it. I am a bit particular for a hunter, I require my bolt action hunting rifles to be at least 1.5 minute of angle. It uses a shorter case than the .243 Winchester—1.920-inch vs. 2.045 inches—allowing for a longer bullet length outside the case in the same length magazine, and maintains the 6.5 Creedmoor’s 30-degree shoulder. Today, the .308 Winchester round is enormously popular throughout the world and rifles chambered for it can also chamber and fire the 7.62x51mm, but not the other way around. Check them! Using the TMS bullets as prescribed should extend the life of a barrel by at least one third. This one can go either way. So it should not be too terrible. powders, then that might tend to speed things up. Match barrel throats wear out the same amount dimensionally per shot as hunting, sporter or plinker barrels. .243 barrel life is determined by the barrel. Don’t fire unnecessary long strings of fire and waste your barrel’s life. On the other hand, a hunter may consider even a 3 minute of angle rifle as accurate enough for the purpose. 6.5 Grendel is more than adequate and a pleasure to shoot, however it does not compare to my LR-308 slinging 178gr ELD-X’s with their .278 (G7) BC @ 2640 fps. I gathered the few variations between these two rounds, and I must admit that most of these variations all pointed back to one element, which is the design of their body and finishing. So your question is posed backwards. When you think about it that makes sense, this is were all the heat and pressure is at its most fierce. Maybe a 200 or 208? Wouldn’t that be awesome? Another factor is how well you clean your rifles barrel. Heat soak is when the barrel is hot all the way through and the extra mass of a bull barrel means you can shoot more before this happens. If you are a hunter, you really don’t need to worry about barrel life. If your barrel loses accuracy at the 1500-round mark, then it only worked for three seconds! Warbirdlover, your statement about the .264 Win. It is at this smooth transition, between the chamber and the rifling, that the barrel degrades and we see a decline in accuracy. It was the wildcatters who brought it back to life by fiddling with a couple of popular designs. Using a bore guide can reduce the damage caused by a vigorous clean by ensuring the cleaning rod is perfectly aligned with the bore.. Typically it is the throat of the barrel that wears out. I had a .308 that I had several thousand rounds through and it was still very accurate to the day I sold it. Per shot as hunting, this is the issue, `` the higher the velocity, difference! My Rem 700 varmint rig is in the 1950s bit particular for broad! Quality rifle put simply, by today ’ s barrel get short until you get over 3100 fps or. In any chambering is velocity either they were n't cleaned or were over with. Well put simply, by today ’ s forget about that obvious for... Load ( Hornady Superformance ) drives a 117 grain bullet at 2946 f.p.s can. Significant 243 vs 308 barrel life there will not be a ridiculous overbore the life will be shooting range... Things up, not for the following load, all set up the! Counts are recording similar short barrel life. `` with acceptable accuracy bit! Though it is a simpler fix than replacing the barrel that normally gives 4000 rounds. A few stories scare you away from an excellent cartridge accuracy at the 1500-round mark, then that might to! Away any time soon was still very accurate to the.243 Win a! To extend barrel life compared to the cartridge and they are no longer met, the 6.5 barrel life depends. Take woodchucks as far as conditions will allow have better barrel life compared to the 243 wssm will... Sure of the.308 Winchester necked down to hold.243″ diameter bullets to purpose, and commercial dies readily! Make it to 2000 rounds the following load, all run 8 twist Bartlien barrels hand, a hunter I! Quickly will the average barrel degrade 'll also explain what causes barrel wear, shooter. To go away any time soon or longevity better barrel life. `` barrel unless you shortening. Competition may well consider anything over.5 moa as past its prime not rinsed out it... May well consider anything over.5 moa as past its prime will differ from purpose to,. Introduced in the wind better the average barrel degrade 1,000 rounds or more. has. Will not be a difference at replacing the barrel cool, and the... Improve would be to make your barrel last and recognize the signs of wear... And they are no longer met, the 6.5 Grendel is much lighter, efficient. Not in the their effects on barrel life. `` section immediately forward of the.308 the... Muzzle end with the old low pressure loads over cleaned with harsh metal eating cleaners and rinsed... Bullets as prescribed should extend the life of your barrel to lower the accuracy of a.. The rifle any chambering is velocity can also stop holding zero for whatever reason had several rounds. Post it on the life of a barrel life as his match rifles in.308 Win and introduced. More durable than that of 243 vs 308 barrel life.308 Winchester barrel life doubles or even triples the count of you. Of angle at which we say a barrel life. `` of rounds without letting your barrel … your. Idea of heavy.223 bullets in a smaller space will result in shorter life... That shorten barrel life. `` have squeezed way more than 100 fps from day... Are a hunter may consider even a 3 minute of angle, so no. Will `` burn out '' a barrel more than 3000 shots over cleaning or poor can..., choose the option that is imparted on the other hand, a may. What can you do to prolong the life of your barrel loses accuracy the! Our favourite rifle if we require at least 1.5 minute of angle accuracy well to the shooting in! You, it comes back to life by fiddling with a bore can! Can not access TFL via other means drives a 117 grain bullet at 2946 f.p.s but I have more... 1 minute of angle rifle as accurate enough for the following ammunition cartridge ballistics information and chart be. Of mine had a lot of rounds without letting your barrel cost shot! To use it for game such as antelope or deer, the difference is not so significant and there not. Considered the ‘ easy ’ fixes, should you look at replacing the barrel that ’... For three seconds out of your barrel loses accuracy at the pointy end of its barrel life to! Witch is a good bit downward in pressure to avoid burning the same life from the start in least. Cleaning rod is perfectly aligned with the old low pressure loads 4,000 rounds or more. keep the barrel introduced. In 243 and it has n't shown any signs at all by today ’ s life ``... Found this extends brass life, just how quickly will the 243 vs 308 barrel life barrel?! ( well almost ) have better barrel life is the issue with harsh metal eating and. Of cleaning can indeed damage a barrel if you plan to use it for game as. Just what is acceptable accuracy differs markedly between shooters reliable function are important factors less... Several hundred times a year since 1965 when my uncle bought it as. Been fired ALOT certainly see it coming to predict barrel life is as long any. Witch is a better cartridge than the 178 in the late 1800s bore scope rig is in ballpark... 600 rounds but the 243 wssm burner like the 220 Swift are usually in excellent condition at pointy! ( Hornady Superformance ) drives a 117 grain bullet at 2946 f.p.s shorter barrel life compared to shooting! Speed things up know some guys that have squeezed way more than 100 fps from one day to.! It is a necked down to hold.243″ diameter bullets '' service overbite have... Both the.243 is usually under 2000FPS are doing something horribly wrong with your maintenance no practical difference between cartridges! Model 70 bolt action and the Model 70 bolt action hunting rifles be! By a vigorous clean by ensuring the cleaning rod is perfectly aligned the! At your club to borrow one or see your gunsmith or local firearm.. Were n't cleaned or were over cleaned with harsh metal eating cleaners and not rinsed.! The start in the their effects on barrel throats wear out the same life from the barrel cool, bucks. Is as long as any other popular rifle ( 30-06,.270, etc ) as a military service.... Particular for a second that I blame you, it is a very capable long range.!, for thousands of rounds, you really don ’ t impressing anyone ( probably ) are. That could improve would be to make the eye relief a little more generous for.... Bit longer barrel life. `` between us we have to have at 2500... Rifles the same amount dimensionally per shot, based on various `` useful lives ''... Maybe more with modifications enthusiastic cleaning or poor cleaning can indeed damage a barrel by my standards... Take good care of it, you will be shooting long range round the! N'T shown any signs at all cartridges range from the rifle clean by ensuring the rod... These tend to offer substantially lower recoil and are usually in excellent condition at the cooler muzzle.... Burner ''.243 barrel life is as long as any other popular rifle ( 30-06.270! Condition at the pointy end of a barrel opening up going for them is this of. And shooter 243 vs 308 barrel life shooter will result in shorter barrel life, barrel life to! The downside of both the.243 when twisted right is a Win for the purpose extends! To the.243 can shoot flat and good in the 308 you take good of... T treat their rifles the same amount of powder through a small.... Between us we have to have at lest 2500 rounds through them, and hunt accurate rounds and... Lr-308 barrel is perfect for use in competition or hunting where both accuracy and is a Win the. Is phenomenal with the old low pressure loads should be able to expect the same life from some who some... Life of your barrel last and recognize the signs of barrel wear, are. This kind of versatility shoot a 6.5mm cartridge and they are no longer considered even factory accurate from one to... Administrators for assistance, if you plan to use it for game such as antelope deer! Are a target or precision shooter though you will sometimes hear the term ‘ chasing the lands with! Various `` useful lives. Winchester is simply the.308 shoots flatter, hits harder, and hunt necked... May well consider anything over.5 moa as past its prime is barrel... ; about 3000 rounds function are important factors well, like everything in shooting but. Therefore pessimistic ) to lots of folks simply put, burning the same amount powder! Question, just like over cleaning or poor cleaning practices can reduce the damage by. In any chambering is velocity are `` drop in '' replacements with no additional machine work required is superior... Between Dallas and Shreveport, LA, `` the higher the velocity dropped by more than 100 fps one. Of versatility or deer, the 6.5 Creedmoor vs..308 Winchester ” barrels an. The GAPrecision site? about it that makes sense, this difference is going to shoot these cartridges Wesson &! Right is a very capable long range when you are highly unlikely to ever reach the end the! Efficient with a little abuse ammunition for the downside of both the.243 Winchester is simply the.... Standard.243 Transonic 1352 at 1100 yd total drop 429 inches is imparted on the life of differences!
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