Once again (for many of us), the way we hunted, shot and perceived magnum calibers changed. I’m a bit picky. I agree; for sporting and long-range applications the AR-15 platform is generally barking up the wrong tree. SST Superformance (BC .447). Twitter. I hate people who see something new, something their grand-pappy didn’t teach them on, and dismiss it out of hand as unnecessary. Winchester Model 70 Heavy Varmint. I have nailed small varmints on the move at 300 yds with it. The .243 caliber cartridge is a historically proven caliber. If you ever shoot this round, you will fall in love with it. I think the older less aerodynamic bullet designs hang around because a) there are a lot of old Fudds who have been buying the same am.mo for 40 years and they’re not about to change now, and b) it doesn’t make much difference when you’re punching holes in paper at 100 yards and they’re usually cheaper. Or just leave it as a 308win and quit trying to make what was originally designed to be a mediocre intermediate range gas gun into the precision “long range” rifle that it will never be. It is proven as a hunting caliber across North America, throughout Europe, Africa and so on. He started the site to explore the ethics, morality, business, politics, culture, technology, practice, strategy, dangers and fun of guns. Bore and rifling are in good condition. Heat comes from two things: powder burning (and blow-by) and bullet friction. I have since long throated the chamber to allow for David Tubb 115g projectiles to be seated forward (OAL 2.400″) this leaves only the boattail in the boiler room so 45g of ADI 2213SC for 3050 fps. 2 pounds; imr 14oz; imr 2 lbs; imr 4; imr 4lbs; shooters world 1 lb; shooters world 5 lbs; shooters world 8 lbs; hodgdon 1 lb; accurate 1 lb; alliant 1 lb; imr 1 lb; Shop all smokeless powder; rifle bullets.2215 dia.224 dia.308 dia.264 … Notify Me When Available. I have a stock of brass I may never get through primo projectiles and a rifle that gives me allot of Joy to tinker with. The magazine and bolt interface in the AR-15 is simple. The best advice though is to take the time to properly break in a barrel per the barrel maker’s recommendations. Chopping the action down might help, and it might not. Add to My Saved Parts. Product #: 1529180B. I realize it has very little recoil, and that’s why so many new shooters buy it. The incredibly steep shoulders of the case from neck to fat magnum body meant it had a really hard time feeding in a bolt action platform. Manufacturer: WINCHESTER. The BR case would need modification to run smoothly in a semi-auto, possibly necessitating a new rim diameter just slightly above .473 to accomodate it and allow the OAL to be reduced to make it into an AR length mag. That just so happens to qualify the AR-15 platform actions as perfect! If people sit down with load data books, or, better yet, they sit down with a exterior ballistics program (jbmballistics.com is a good place to start), you see that shovelling tons of powder behind a low-Bc bullet gets you some impressive muzzle velocities, but downrange… it all seems to peter out. No Reserve. Tom, you’re just too picky. CQB is a different story, but I’d still rather have a good shotgun. Trigger System, the finest trigger ever offered in a bolt-action with zero take up, zero creep and zero overtravel. The .308? This carried over to the Model 70 … All can be used to great effect, and are (were) in military and spec ops supply chains. 6.5 Grendel made a good fist of trying to balance things. To begin with, there are statements in this article that are purely my own, and my opinions are obvious and blatant. Shawn - February 26, 2020. Those don’t have great BC’s. The overwhelming complaint expressed about this round was how hard it fed or failed to feed. I consider the M16/AR-15 platform to be an embarrassment for using a sling in a proper manner unless you outfit the AR with aftermarket parts to put together a forearm on which you can actually reef down on the sling. The mix of the overbore 243 Winchester cartridge, years of competitive use, and high round count resulted in a shot out barrel. An ammunition company who advertised the caliber said there was no way they could get brass (so why list it damn it?). But I’ve seen that tiny round zip through everything but the vitals too many times to recommend it for a new shooter who’s shot placement is less than perfect. Downrange at 800+ yards, however, those bullets had all the ballistic fervor of a .22LR. .243 WSSM ( Winchester Super Short Magnum ) Load Data Major manufacturer Olympic Arms was quick to recognize this high performance caliber and how it fits into the AR-15 platform. My first rifle was a Browning a-bolt 2 in .243WSSM bought in “09” it was second hand and abused (the feed lips were blacksmithed with vicegrips) the thing looked as though it lived in the back of a ute. My friend brought over his post-64 Model 70 243 Winchester rifle. The correct name for the cartridge, as listed by the Sporting Arms and Ammunition Manufacturers' Institute (SAAMI), is 243 WSSM, without … The Garand/M1A have their own issues, starting with a) they’re expensive to manufacture, b) their long op-rod is subject to being bent by hotter loads, c) their stock mounting really wants them to remain in the stock, not be broken out for cleaning. Its highly polished, deeply-blued steel and finely checkered, fancy grain walnut stock with shadowline cheekpiece define the timeless grace and elegance of the Model 70 Super Grade. The Model 70 is a fine rifle but there are some issues with New Haven quality during the last years of operation. It is an entirely competent cartridge for hunting anything in North America up to and including elk. 165’s moving a pokey 2250 make it 1000yrds supersonic with the same mild recoil as a 7.62×39. – and they work just fine. The top end of the .243 wssm in 55 grain is over 4,000 feet/second…..there is the problem…..and the reason why hunters love this round…..someone somewhere need to start making it again. High heat is the enemy of quality metals. I’ve had mausers and springfields and others. They are few in number, but they are there. For what I need a center fire rifle for, hunting at ranges usually less than 300 yards, I’ll just stick with my .243 bolt gun. What’s the point? Major manufacturer Olympic Arms was quick to recognize this high performance caliber and how it fits into the AR-15 platform. The ar10/pa10/lr308 etc has too many variants with non-interchangeable parts. The Coyote weighs 9 … The Model 70 brought together elements of the Mauser 98, and the Springfield 1903, then blended and improved on them both to produce one of the most iconic bolt action rifles of the twentieth century: the ot… But I’ve spent way too much time tracking deer from new shooters who thought they missed their deer with the 243, only to find it dead a long way away after too long of a track. In a 7.62×51 battle rifle, it is more accurate than its peers. Pushing the shoulder back would seriously decrease the case capacity, and you’d end up with something that launches at a very modest velocity for a lot of effort. An obscure (all things relative) boutique cartridge, that isn’t, you know, available. It should be fed by a detachable or fixed magazine of at least 10 rounds, have ballistics with a bullet that remains supersonic out to at least 880 yards, is rechargeable with stripper clips (if necessary) and have a recoil impulse under 15 ft-lbs. Winchester MODEL 70 .270WIN - .270 Win. WINCHESTER MODEL 56 FIRST YEAR PRODUCTION BOLT ACTION RIFLE. © COPYRIGHT 2020, THETRUTHABOUTGUNS.COM. The Model 70 is originally based on the Winchester Model 54. I too like the 7mm08, built an 11 lb target gun! It uses a .300 WSM (Winchester Short Magnum) case shortened and necked down to accept a .243in/6mm diameter bullet, and is a high velocity round based on ballisticsdesign philosophies that are intended to produce a high level of efficiency. But comparing apples to apples like a 150gr. The holdover for small targets like coyotes is not bad at 500yds either. SST Superformance (BC .415) zeroed in at 200 yards drops 6.8″ @ 300 vs. 7.6″ for the 165gr. The Winchester made Model 70 in .223 WSSM has not been revived in the new Browning-made Winchester Model 70s, but Browning has chosen to use chrome-lined barrels on all of its guns chambered for .223 WSSM and has introduced the .223 WSSM cartridge as a chambering in its A-bolt rifles. It seems to me that whatever this .243 round can do some other standard and popular caliber round can do already. Then figure out how to launch it. This round is substantially shorter than even a typical “short” bolt action, which is sized for a .308/.243 Win cartridge (approx. That covers Thermal and Chemical erosion concerns. Modern propellants are capable of getting burn rates and pressures at lower temperatures. Those are some reasons why people like the M1A so much. D’Arcy is the man! The ballistic performance of the .243 WSSM based off 5 grain types are 4,068 ft/s (58 gr), 3,707 ft/s (70 gr), 3,545 ft/s (80 gr), … ( www.hillbillybrass.com ). Excellent points. If it doesn’t have good bullets for me to load, I don’t want it. Reading through blogs, forms, and rifle owners’ comments on the .243 WSSM, they all point to one key failure. .308 to an aerodynamic boat tailed 168gr. No Reserve. The only downside is availability of ammo. US M1917 Winchester Mfg. Dyspeptic Gunsmith, don’t even get me started on the M1A. $525.00: 0 $525.00 $650.00: 12h 5m: 12118142. Just a fantastic shooter that is flat, hot and will absolutely drop a deer in its tracks. Is the Tesla Cybertruck the Ultimate Hunting and Personal Protection Vehicle? Interesting cartridge but I wish it had a common parent case instead of one that appears to bee a pain to get. So while the nay sayers are banging on about Grandads .243 I now have a 1500yd rifle for less than $1000 scoped. I even called up Peter Pi founder of CorBon (www.corbon.com ) on his cell phone to see if they had any interest in it. Quality barrels commonly of a stainless steel variety, are better, are harder, combined with improved technology, simply do not produce excessive barrel wear. You may have heard that one of the reasons the .243 WSSM withered on the vine was that it “burned up” barrels too fast. Seeing as how it might fire 3-4 rounds a year to check zero and shoot deer that should extend the usefulness of the rifle another 5 years! Sell your winchester model 70 243 for FREE today on GunsAmerica! The Model 70 action offers Pre-’64 style controlled round feeding with claw extractor, a three-position safety and is highlighted by a jeweled bolt body with knurled bolt handle. But then play with a lighter bullet, launched at higher muzzle velocity, vs. a heavier bullet with higher Bc’s launched at a lower velocity. presents. Read the article, .243 (aka 6mm) is a STANDARD caliber size. The money you’d save on am-mo would quickly pay for the extra couple hundred bucks over an A-R 15 upper. I have a browning abolt 243 wssm and still looking for bullets if anyone knows someone who reloads are knows anyone who sells them let me know at [email protected] are message me are call me 337 277 4709 mike. These calibers took the groundbreaking short magnum concept — which originated with the 300 Winchester Short … If you’re comparing say a flat based 150gr. Its highly polished, deeply-blued steel and finely checkered, fancy grain walnut stock with shadowline cheekpiece define the timeless grace and elegance of the Model 70 Super Grade. First, know that the shape, mathematics, and engineering behind the case design is very important. Ballistics shine as well. So, you have a niche rifle,not necessarily a collector item. There is great potential in this cartridge. http://www.ableammo.com/catalog/winchester-supreme-rifle-ammunition-sbst243ssa-wssm-ballistic-silvertip-3250-rdbx-p-74049.html Would you like to visit Browning International? That’s it. No love for the .45-70?! And how many decades has it been around? By. The way bolt actions operate meant there was not enough engineering put into getting that short little round keg of spitfire up and into the chamber. He didn’t have a new barrel blank, however, he did have an old factory take-off Remington 308 Varmint … Trigger SYSTEM with zero take-up, zero creep and zero overtravel gives you outstanding accuracy, Blade-Type Ejector for full control of ejection force, PACHMAYR® DECELERATOR® RECOIL PAD for optimal protection against felt recoil. $4,750.00: 0 $4,750.00 $4,950.00: 1d 17h 11m 17111441. Commercial bolt actions have been so reliable for so long that people who aren’t gunsmiths have forgotten the years and years gunsmiths spent getting “magnum” cartridges to feed reliably in ‘standard’ actions – eg, sporterized Mauser/1903/1917 actions. TB Price: $2114 (0) WIN 70 SUPER GRADE STAINLESS $ 1,312.00. For hunting the choice between the two should be based on terminal ballistics, the heavier bullet being better for larger game. Everyone knows the 5.56 is a squirrel round, and they all want to come up with the Magic Solution.