I use Hoppe's carbon cleaner, I do know it contains a very mild copper solvent, but I don't let it soak as per the instructions on the bottle. I now have well over 3000 down my 308 factory rem tube, and it looks as good as new, and shoots that way too. A forum community dedicated to Sharpshooters and Sniper enthusiasts. OK. The low end, frequently shot hot with 150-180gr Bullets at the higher velocities (+3050FPS). That's based on them testing 15 to 20 shots in 5 to 7 inches at 1000 yards when new but opening up to 8 … Primarily offered in 250- and 300-gr. It may not display this or other websites correctly. The.300 Winchester Magnum (also known as.300 Win Mag or 300WM) (7.62×67mmB) is a belted, bottlenecked magnum rifle cartridge that was introduced by Winchester Repeating Arms Company in 1963. and the .308 Win. 1000 rounds. My bet is that, unless you're really good, or a bench rest competitor, you won't ever notice slight barrel wear that would reduce your groups a few tenths, or one-hunredths, of an inch. When comparing to other popular hunting rounds, the .300 Win Mag is a relative newcomer, but it has had enough time in the rotation for us to understand its strengths and weaknesses. I am thinking of getting one for my long range rig and need advice. The U.S. Army’s Special Forces Sniper Course (SFSC) states that barrel life for a.300 Win. The .300 Win Mag is a 30-cal bullet that came into production by Winchester in 1963. If you space your shots and allow the barrel to cool, it would last about 1000 rounds for a target rifle. I've heard the barrel will be good for about 1,200 to 1,500 round, similar to the 6.5x284 (which has very similar ballistic charateristics by the way and a ton less recoil). Does the 300 win mag suffer from alot of throat eroision? Introduced: Model: Chambered for: Comments: 1942: L42: 7x33 Sako: 1946: L46: 5.6x35R, .22 Hornet, .218 Bee, .222 Rem, .222 Rem Mag, .25-20 Win, 7x33 Sako, .32-20 Win In the case of.300 Win Mag, it is a shortened.375 H&H Magnum. I shot an M70 300 win at everything for years. .300 Win Mag … Just discovered it when I moved to N Colorado. Talking about the barrel life. 2,760. My round count has passed 1500 rounds and the accuracy is same as day one. Falkor’s own billet upper and lower receivers are the Petra’s foundation, along with Falkor’s adjustable gas anti-tilt nitride bolt carrier group. This may seem like an odd comparison, but I cannot count the number of times I have been in a gun store listening to either the “gun guru” behind the counter, or the “expert sniper” on the other side talking about how the 6.5 Creedmoor is like a 300 Win Mag without the recoil. Since the two cartridges use the same diameter barrel, throat erosion occurs a little faster with the 300 PRC because it has a little bit more case capacity. For a better experience, please enable JavaScript in your browser before proceeding. I've read competitive shooters may try a number of barrels before they select the one they'll go after the world record with, so competition shooters may not be a good source of knowledge. The answer is no. I looked up barrel life for 7mm rem mags and wsm's in comp and seems to be 700 to 1000 rounds but they have a lot higher rate of fire. Nonetheless, I hope that reviews about it Life Of A 300 Win Mag Rifle Barrel And Mossberg Heavy Barrel Rifle will become useful. It killed a lot of game but I developed a flinch in the process. That's about a 50% increase in test group size which has been a popular standard for competitive rifle shooters for decades. 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. When CAG guys goto SOTIC they go back to work and have their gun's rebarreled. Thanks. Yep 1000rds... one of the big reasons we have 7.62's. He and I have talked together about this stuff. Both the .300 Win. When I took the barrel out on my 300 I re-barreled to 264 win mag and have really loved it. Its aluminum stock—better described as a “chassis”—AccuTrigger, oversized bolt handle, Savage’s 3D bedding system, six-round detachable magazine, wraparound optic and accessory rail, threaded muzzle brake, multi-adjustable Magpul PRS2 buttstock, and target-style pistol grip are all features calculated to enhance a BA user’s ability to surgically place .300 Win. When the .300 Win Mag was popular in 1000-yard prone matches, those using one to win and set records got about 1100 to 1200 rounds of accurate barrel life. I never shoot more than 3 rounds before cooling, usually only 2. The .338 Lapua Mag., on the other hand, was designed from the ground up as a long-range cartridge, and was actually developed, in part, at the behest of the U.S. Army, to address penetration concerns regarding the .300 Win. JavaScript is disabled. With a 26" stainless barrel, how many rounds will the factory barrel give before seeing accuracy degrade? Looks like, for the 7mm Remington Magnum and 300 Winchester Magnum, barrel life ranges from, on average, 1500-3000 rounds, based upon what these articles present. This rifle with 215 Bergers will shoot .3 moa groups from a bipod and rear bag on a regular basis. Based on my experience, I wouod bet 1000 rnds will show lots of wear. On the other hand, my father had 5000 rnds through his 338 Win mag, and his Ruger barrel looked prestine. 300 RUM - 1100 rds. 300 WM - 1700 rds. Source being Joe Krotesch, a local gunsmith. JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding. I'll also explain what causes barrel wear, and how to prolong the life of your barrel. It is truly the one rifle I will never be without. The .300 Win won't be hard on the barrel at all. I feel the same about the 300WM. what is the expected barrel life for a 300 win mag? For those unfamiliar, a magnum cartridge is a cartridge that is the result of slightly modifying a similar cartridge. The Petra also utilizes a 22-inch DRACOS StraightJacket barrel system with 1:9.73 twist. That's based on them testing 15 to 20 shots in 5 to 7 inches at 1000 yards when new but opening up to 8 to 9 inches at that round count. 300 PRC - 1500 rds. You must log in or register to reply here. I think you could burn out the barrel in 500 rounds or less if you got the barrel heated up. The case and overall length of the .300 Win Mag are slightly longer than the 7mm RM, and its overall case capacity has a larger volume. Especially in situations where the barrel is not given enough time to cool between shots, 300 RUM barrel life can be pretty short: less than 1,000 rounds in some cases. This process for me has proven to make the first shot from a clean rifle go into group. You are using an out of date browser. The rifle has now logged 31 big game cold bore one shot kills with the 215's alone. When cleaning copper, I use Sweets 7.62 copper cleaner. However, using the barrel life estimation spreadsheet (assumes same barrel, same firing rate, same 'shot out' criteria), if all were shooting heavy for caliber bullets at near max pressure: 30-378 - 800 rds. While this is probably not an issue for most hunters, typical 300 PRC barrel life is very likely a little shorter than typical .300 Win Mag barrel life. Discussion Starter • #1 • Jan 30, 2015. I was shooting lots of rounds and to many in one session. 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. It has been said the 300 Win mag and the 7mm mag eat barrels due to the higher pressure, gas, etc - I suppose this is compared to a 3006 or 308. Second Media Corp., 111 Peter Street, Suite 901, Toronto, Ontario, M5V 2H1, Canada. 278 Posts . If you are going to be shooting long range when you are hunting, this difference is going to weigh in. are great chamberings for a hunting rifle. You can greatly increase those by not shooting at max pressure. I have never heard of any competitive shooter who does that. The rifle is fired at 100 yards, from a bipod with a rear bag, for 5-rounds. Rifleshooter.com and its authors,do not assume any responsibility, directly or indirectly for the safety of the readers attempting to follow any instructions or perform any of the tasks shown, or the use or misuse of any information contained herein, on this website. All throat. if you can get good accuracy, it is my experience that a hammer forged barrel(usually not as accurate) will last a little longer than a button rifled one if you are using a barrel burner. Is barrel wear and barrel life a serious concern for 99% of readers? Not a huge win if you just go hunting and fire 5 rounds a year, but a bigger consideration if you shoot a lot more at the range. I think you could burn out the barrel in 500 rounds or less if you got the barrel heated up. Just clean often and you should be good for 30 years. It has … How can you tell if the bore is shot out without having the bore scoped? Defining the barrel life by a .5MOA reduction in average group size, I have seen life range from <1000 to 2000+ rounds. Mag. Gun Parts - Stocks, Barrels, Actions, etc. Nor any who specifically go after world records. Mag. For a hunting/casual shoot at the range type rifle, it would last 3000 to 5000 rounds. This list of animals includes tough ram and sheep, … Speaking of different types of animals, from a hunting perspective, the.300 Win Mag can easily be expected to perform well against animals of all types up to about the 1500 to 1700 pound threshold. .5 moa at 1000 and beyond. I would say if its cleaned often with care, and shot carefully that you can get 2000 easy maybe more. In my experience, barrel life of the 300WM seems to vary based on how the rifle is shot, and the type of load used. The lands have eroded back .040 since new. The.300 Winchester Magnum is a magnum cartridge designed to fit in a standard rifle action. 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