6mm arc primer size

This was done to help prevent 6.5 Grendel from chambering in 6mm ARC rifles. Personally, I think this is the perfect choice for an AR Velocities for long, high BC bullets are perfect for long barrel life and excellent accuracy. If you prefer ammunition or brass from other manufacturers, it will only be a matter of time before the rest of the market reacts. The 6mm ARC is an AR-15 platform cartridge that performs well whether it's a close-quarters situation or if there's a need for a longer-range shot to be taken. Check out our selection below and make Midsouth Shooters your reloading headquarters! SP = Small Pistol . With this rifle, Hodgdons CFE 223 was the hands down accuracy winner with 28 grains producing a .28-inch group at 2,800 fps, and 29 grains a .52-inch group at 2,835 fps. 6mm ARC 86287 50 6mm Remington 8622 50 6mm Creedmoor 86280 50 6mm Creedmoor 86280B 2000 25-35 Winchester 86101 50 250 Savage 86105 50 25-06 Remington . The 6mm ARC also betters or equals AR-10-based .308 Winchester ballistics regarding drop and wind drift (if not delivered energy). Most reloaders are able to use these interchangeably with the magnum small rifle primers without adjusting their load data, but you do your own testing if you choose to use the #41 small rifle primers in your 6mm ARC loads. Advanced Rifle Cartridge. Ive never actually seen it happen, though you can always get someone on a forum to claim that theyve seen it happen. Introducing the latest products from the worldwide leader in ammunition. All the hardware you need is currently available at Brownells. Loading the longest-for-caliber .308 bullets provides equal wind drift and velocity retention, but at the cost of heavier recoil. Well shit, you guys and yesterdays target helped convince me: Yeah, his hazmat charges fluctuate, but $230 for 8lbs is about that much cheaper than the next best I could find, so it works out I figured. Both our 6GT and 6mm ARC have 1:7.5" twist barrels. The ScenarL have a longer shape over the regular Scenar, for better exterior ballistics. . For a better experience, please enable JavaScript in your browser before proceeding. Contemplating a trip to Texas with Trijicon representatives, and wanting to conduct in-field testing with the AR on deer and hogs, I turned to Hornadys 103-grain ELD-X. With the 110-grain Hornady A-Tip, highlights included a .90-inch group with 28 grains of CFE 223 at 2,481 fps; .39 inch (the smallest group with all AR loads) with 25.5 grains of LVR at 2,262 fps; .97 inch with 26 grains of A-2520 at 2,368 fps and .81 inch with 25.5 grains of Alliant Reloder 15 at 2,383 fps. At least thats the theory. 6mm ARC Initial Offerings 22411 C.O.L. The case length of 1.49 results in a lot of bullet space (.77 or 3.16 calibers) which will allow loading projectiles with very long ogives and great external ballistic performance. https://apocalypticprepping.com/making-300-aac-blackout-brass-from-6mm ARC-5-56/. Brought out by Hornady just a few months ago, this moderate-sized round is based on the 6.5 Grendel and shares similar rim and body dimensions. Ryan Cleckner, Gun University Read More, "I was more than dazzled, as I continued to place shots on targets all over the mountain. The 6mm ARC as a possible military round doesnt interest me so much as the promise of a serious hunting round. I like the cartridge but the dam name sucks. The AR-15 test rifle was a CMMG Endeavor 300 MK4 with a 20-inch barrel and 1:7.5 twist. The handloads chambered especially tight in this rifles match chamber; the bolt turned down with some small effort, but otherwise it shot well. 6mm ARC: Handloading Masterpiece Arms (MPA) Matrix Chassis bolt rifle allows custom fitting to any shooter via six grip options, three thumb shelves, five trigger supports, a Matrix buttstock with rear bag butthook, a thumbwheel-adjustable length of pull and comb height and adjustable recoil-plate cant. This bullet requires a twist rate of 1:8" or faster. The adjustable magazine catch allows setting magazine height for more consistent magazine feeding. Youll need a new barrel, bolt, and mags. Another example would be a 16" 5.56 with a midlength gas as being sort . Powders mirrored those used for AR loads, with the addition of Ramshot TAC, Alliant Power Pro Varmint, Hodgdon Varget, Shooters World Precision Rifle (extrapolated from 6mm Remington BR data) and IMR-8202 XBR. Gain a deep knowledge of ballistic science and access our improved ballistic calculator. The rifle fed smoothly with all loads tested. As 6mm (.243-inch) has been a fairly popular all-purpose caliber for decades, there are a lot of good choices. These sets will not only have the required full-length sizing die to maintain proper case length, but will also completely size the body. $1,449.00. 2023 Outdoor Sportsman Group. Since no case is complete without its proper toppings, we move to bullet selection. The free float firing pin makes contact with the next rounds primer when the new round is chambered. V-MAX Item No. Not a fan of that watch button in the upper right of threads? I plan on doing a build when parts come available. 31.2g LVL. You can over pressure the case quick so be careful. 6mm ARC: Best AR-15 Cartridge A loaded round's overall length is 2.26 inches; this fits nicely within a STANAG AR-15 magazine and runs flawlessly with a 6.5 Grendel follower installed. The heavy, hand-lapped barrel is a MPA 416R stainless steel number measuring 26 inches with a 1:7 twist, 58-24 muzzle threads and black CERAKOTE finish. David Fortier gets a look at Roundtable with Nathan Robinson. Give a Gift : 2.085"G1 B.C. Yes it is designed to run in AR15-platform rifles. Due to the relatively small case volume to bore diameter, the 6mm ARC can digest a wide variety of powders. Well, regardless of how commercially accepted this new entry becomes, if one were to acquire a rifle or build one of their own, reloading your own 6mm ARC ammo will guarantee it remains in your collection. Cratering usually happens at 1st. Handloaders can choose from a multitude of 6mm bullets for applications from varmint and deer hunting to match shooting. (4) not available. 4 and 5 wandering .25 inch but printing a single hole. I'm curious if anyone is having success without crimping. A popular chamber neck diameter for the 6mm PPC is 0.262 inch, although some are a bit smaller or larger. Hornady 6mm ARC brass looks to be of good quality, is fairly consistent and should give you a number of reloads as long as dont lose them, or are pushing for maximum velocity. This will provide you with some Hornady brass to get you started reloading. Weve also gotten reports that yes, you can also use small pistol magnum primers to develop your loads. The 103-grain ELD-X from Hornady includes an impressive BC and expansion at velocities as low as 1,800 fps. For an ordinary AR-15 rifle chambered for the .223 Rem/5.56mm NATO, a new barrel, magazine and bolt are required to convert to the 6mm ARC. Start with factory ammunition and get a baseline on your rifle and see what bullets it likes. Lapuas 105-grain Scenar-L has proven exceptionally accurate in several other 6mm cartridge tests. The maximum cartridge overall length of 2.26 (57.4mm) is identical to the max COAL of .223 Remington which means 6mm ARC is designed to be an AR cartridge. Perfect for concealed and everyday carry, the Springfield Armory Hellcat Pro is feature-packed and built for rough use. Excellent terminal performance from an assortment of bullets for a variety of applications. From an AR, Hodgdons LVR and CFE 223, Alliants Power Pro 2000-MR and Accurates A-2520 give top velocities combined with consistent accuracy. Hodgdons CFE 223 and LEVEREVOLUTION (LVR), Accurates A-2520 and Alliant Power Pro 2000-MR and Reloder 15 were chosen because they offer top velocities in all bullet weights. This versatile cartridge does much of what larger cartridges can and everything that smaller cartridges can't. Should be interesting. _gaq.push(['_trackPageview']); 6mm arc Staball Match Barnes 105 Match Burner. Those 95s moving fast keep up with 108g ELD with drift and a good bit less drop if you assume a decent starting velocity. Founded by Frank Galli in 2000, Snipers Hide has been offering informational videos, podcasts, and other support to its users in one location. Bolt gun data appeared simultaneously with gas gun light-bullet data, listing bullets from 58 to 108 grains. I counted thirteen options in their BT Target, Classic Hunter, VLD, VLD Hunting, VLD Target, Hybrid Target and Long Range Hybrid Target lines. Recently Hornady made big news in what seems to be a proverbial drought of new products with the new 6mm Advanced Rifle Cartridge. The 6mm ARC shoots far and fast for its size, and can stay supersonic at or beyond 1,200 yards. Things started well with 28.5 grains of Accurate A-2520, with a .48-inch group at 2,745 fps. 6mm ARC vs. 6.8 SPC 2854 0 obj <>stream The 6mm ARC cartridge is a new SAAMI-spec cartridge based on the 6.5 Grendel case necked down for 6mm bullets, with the shoulder moved back 0.030. Some Berger bullets require a very fast one turn in 7 inches twist rate. hb```,? 2829 0 obj <> endobj Some reloading manuals, like the Lee and Nosler handbooks, list regular small rifle primers in their load data, while others recommend either small rifle magnums, or the #41, which is a harder magnum small rifle primer with a thicker cup. 2453 C.O.L. There are older veterans, like the SST and Interlock designs up. The brass that I got appears to have a slight crimp ring around the primer pocket. AR-15's) and kept to a maximum pressure of 52,000 psi. Also another where the guy says he hasnt seen big temp swings. Hornady - 6 . Made brass from 6.5 Grendel Cartridges. I really hope this takes off. The 6mm ARC shoots far and fast for its size, and can stay supersonic at or beyond 1,200 yards. Finally had the chance to run my 20" proof barrel with factory Hornady ELDX ammo and also some hand loaded 87gr VMAX out to 1000 yards. Power Pro Varmint excelled once more, with 26.5 grains resulting in a .37-inch group, 27.5 grains a .54-inch group and 28.5 grains a .46-inch group at 2,678, 2,786 and 2,817 fps, respectively. You'll need a new barrel, bolt, and mags. If you already have an AR chambered in 6.5 Grendel, the ONLY thing you need to change is the barrel. Commercial 6mm ARC offerings will feature bullets selected to deliver ideal performance for hunting, match shooting and personal protection applications. Finally, a compressed load of 29.5 grains of Alliant Reloder 15 printed .45 inch at 2,900 fps. Tested, selected and fielded by a specialized group within the U.S. DoD for its multipurpose combat rifle program, the versatile 6mm ARC does much of what larger cartridges can and everything that smaller cartridges cant. Commercial 6mm ARC loads feature bullets selected to deliver ideal performance for hunting, match shooting, and personal protection applications. Language links are at the top of the page across from the title. The 6mm ARC delivers comparable performance from a wider assortment of bullets, making it a more versatile choice. To get started, click the link below to visit mymagnow.com and learn how to access your digital magazine. Apocalyptic Prepping. Been looking for 6mm ARC brass or even ammo recently, wow. So, I suggest staying loading bullets 90 grains and heavier. Buuut it is so stinking dirty suppressed. Remember though, Berger bullets will be the longest you will use, so verify your barrel twist. Spanking-new Hornady bolt gun data included bullet weights from 58 (V-MAX) to 108 (ELD Match) grains, though I saw no reason to shoot varmint bullets through a 1:7 twist tube. my memory could be a little off)with a Lever load and a Varget load. So hopefully when it warms up and the wind subsides I will see if I can repeat this group. Dont chase the velocities you might get in a bolt-action gun. Groups were all in the 1 to 1.5 MOA range at 100 yards. Sierras 95-grain Tipped MatchKing seated over 32 grains of Power Pro 2000-MR produced this .33-inch group from the MPA bolt rifle. Started with Hornady brass, 42 grains of H-4350, Hornady 105 grain Match BTHP, and Large Federal gold medal match primers. These range from 90 to 115 grains and will fill any list of needs. Yet, the 6mm ARC was designed to play in the deeper end of the bullet pool. You will want something fairly clean burning and temperature stable. So your cabinet may already be full with some, or all of these options. If you have light firing pin strikes, you may have problems with these, as they have a harder cup, but the 6mm ARC was originally designed to shoot this harder nato style primer. Depending on how you look at it, Hornadys new 6mm ARC is either a necked-down 6.5 Grendel, or yet another version of the 6mm PPC. Philip Cashin said when chambering MPA rifles, headspace range is cut in half, using aplus-.002-inch go-gauge to drop total headspace range from .004 to .002 inch, which Cashin said helps handloaders going from one barrel to another with brass compatibility. If you already have an AR chambered in 6.5 Grendel, the ONLY thing you need to change is the barrel. Out of stock. Hornady Leverevolution), use different size primers, and may use nonstandard primer flash hole sizes (regular size is .074, small .057, .110 BMG). 26" McGowan 1:7" 0.086" gas port, Odinworks adjustable gas block, JP BCG Using 0.350" insert Hornady comparator's headspace 1.183" Sized 6.5 Grendel Virgin Starline brass headspace 1.187" Fired cases headspace 1.191" 1.720" CBTO Lands contact 100 TGK . Yes, you can. If they cost the same and your manual is calculated in magnum primers, Id use magnums. That pushed-back shoulder does reduce case capacity (and velocity), but we assume Hornady did that to create a shorter, proprietary chamber so people could not simply neck-down Lapua 6.5 Grendel brass, as has been done for years with Robert Whitleys outstanding 6mm AR wildcat. 6 mm ARC (Advanced Rifle Cartridge) Lee - 12 Lee - 12 . RCBS - 38 . Also, there could be neck tension issues if those lighter bullets are seated too far out. I also wouldnt hesitate to use this bullet on varmints and predators, even hogs while aiming into the shoulder to assure bullet fragmentation. Bolt-action data was developed in a CZ-USA Model 527 with a 24-inch barrel and 1:7.5 rifling. 2847 0 obj <>/Filter/FlateDecode/ID[<17398BDBD67F214CBB3755FAA4BE7340><20967B39C4AB1349BB25AF309099C3A9>]/Index[2829 26]/Info 2828 0 R/Length 94/Prev 197341/Root 2830 0 R/Size 2855/Type/XRef/W[1 3 1]>>stream For example, the data in the Hornady 11th Edition Manual for an 18 in (457 mm)-barrelled AR-15 platform firearm was on average 200-300 ft/s (60-90 m/s) less than the data for the 24 in (610 mm)-barrelled CZ 527 bolt action rifle. Initially tested and fielded by US Special Operations forces, the 6mm ARC utilizes efficient, high-BC bullets to deliver unprecedented long-range performance with a wide variety of available bullets. var ga = document.createElement('script'); ga.type = 'text/javascript'; ga.async = true; Arc is just plain silly. From carefully selected primer and powder to precision-engineered cases and bullets, Lapua products have a well-deserved reputation for being amongst the best on . Figured Id start a thread for the 6mm ARC. Snipers Hide is a community of Snipers of all kinds, focusing on long range shooting, accuracy, and ballistics. What kind of dies are you using? They have 10 solid options ranging in weight from 90 to 110 grains. I suggest considering CCI BR-4s. EkD>7#q4(BBFh47Nh1nF+ZB4. Pet Loads and Handloader are registered trademarks of Wolfe Publishing Company. [7] What the 6mm ARC does offer though is almost comparable velocities and ballistic performance, but out of a compact cartridge that has lessened perceived recoil and fits into the standard AR-15 length actions. The 109-grain Berger Long Range Hybrid Target would be the ticket for shooters addressing distant targets. Yes. Brownells uppers, barrels, bolts, and magazines, 6mm ARC: 6.5 Creedmoor of the Gas Gun World, 6mm ARC Cartridge SAAMI Specs, Components, Videos, 6mm ARC Cartridge Featured on Shooting USA Tomorrow, 6.5 Grendel is Approved as SAMMI Cartridge Alexander Arms Gives Up 6.5 Grendel Trademark, Sunday GunDay: Beyond .223 Rem Alternative AR Cartridges, Product Review: Hornady 6.5 Grendel Brass. 6mm ARC The newest 6mm factory round is the recently announced 6mm ARC (Advanced Rifle Cartridge). It's a matter of the primer cup being allowed to flow backward thru the gap. Federal's New 30 Super Carry, What You Need To Know! They currently have 4 choices, 3 commercial offerings and one for LE use. Primer Pocket Swage Tool; Priming Tools; Shell Plates, Shell Holders & Bushings; Shotshell Accessories; Dies & Accessories . I ordered a 24 barrel from Brownells. Federal Premiums Gold Medal Match Small Rifle primers were used in all bolt loads. RCBS - 32 . Read more; Lapua .243 / 6mm 90 Grain Hollow Point Boat Tail (100 Bullets) $ 40.17. . Berger has long been associated with great bullets and they have the largest selection of offerings. Theyre also made from the same material and use the same explosive. This is because loading data given in some manuals such as the 11th Edition Hornady Reloading Manual[8] ,for example, has two sets of data. Everything else bolt, magazines, gas system is compatible with 6mm ARC. That makes me wonder why Hornady chose a barrel with too slow a twist after all the development work they did. Half of these are designed for hunting and the rest for match shooting. Warfare unit, this cartridge has lots of potential as a commercial offering as well. I ran the Hornady 108gr ELD through the Berger bullet stability calculator after looking at targets fired by various people with 7.5 and 7.7 twist barrels. (Photo credit: Hornady) Hornady has the following to say about the cartridge: endstream endobj 2830 0 obj <. Mar 19, 2023 . I have used #400s and Br4s but now I am mostly using #41s. Accuracy only improved with IMR-8280 XBR, with 25.5 grains producing a .26-inch group at 2,609 fps, which was quickly overshadowed by a true one-hole .13-inch (center to center) group at 2,678 fps the rifles best group. Hornadys 103-grain ELD-X and 29.5 grains of Power Pro 2000-MR produced this .34-inch group at 2,606 fps from the MPA bolt rifle. From Ramshot Powders you should consider X-Terminator and TAC. . Sign up to receive new product announcements, special offers, and the annual product catalog. We hope you think about being prepared more than twice per month, but our newsletter is a valuable resource to help you learn new things, and just to keep prepping on your mind. Hornadys initial gas gun data included only 108-grain ELD Match and 110-grain A-Tip Match bullets; lighter bullets from 58 to 105 grains were added within a couple months. The 6mm ARC produces a larger splash signature that allows shooters to self-spot impacts and make rapid adjustments. ALL Bulletin content is copyrighted, 2023 AccurateShooter.com. Patrick Sweeney shows us his PCC Competition SIG Sauer MPX. 50 shots and accuracy goes to crap. We recommend the WSR primer, or small rifle primers. Look at your specific load data and see if what it specifies. Jeff Johnston, American Rifleman Read More, "The 6mm ARC has the potential be a very accurate cartridge. Now I either use #41 primers, or, more frequently, I just load all my .6mm ARC and 6mm ARC brass to .6mm ARC load levels. I buy from Sportsmans warehouse and several local shops by where I live. The 6mm ARC does what much larger cartridges can and everything that smaller cartridges can't. It delivers substantially better ballistics than the 223 and offers a much lighter gun/ammo system with 30% less weight than the AR-10/308 Win system. (function() { A 31-grain maximum charge of LVR produced a .35-inch group at 2,925 fps. I have a question for those who have reloaded for this cartridge. Hornady is an obvious first choice for selecting 6mm projectiles to load the 6mm ARC with. Where the Dasher/BR crowd has a case head size of . SFX9 HC 3.25 Solid Frame X-TAC 15 Round, SFX9 HC 3.25 Solid Frame X-TAC 10 Round. With Bergers 108-grain Elite Hunter, 28 grains of Hodgdon CFE 223 produced a .91-inch group at 2,463 fps; 27.5 grains of Hodgdon LVR a .72-inch group at 2,463 fps; 28 grains of Accurate 2520 a .96-inch group at 2,550 fps and 27.5 grains of Alliant Power Pro 2000-MR a .59-inch group (the best with this bullet) at 2,347 fps. These would have the best results if set off with match grade small rifle primers. 7 mm Remington SAUM (Short Action Ultra Magnum) Lee - 5 . The 6mm ARC is a cartridge designed to be a much faster and harder hitting round than the 5.56, but still capable of being shot from the AR-15 platform. We promise, were not spammy, which is why we only email you twice per month. 6mm ARC Unprimed Cases (50 ct) Item No 86287, 6mm ARC Series III Two-Die Rifle Die Set (.243) Item No 546251, 6mm ARC Full Length Die (.243) Item No 046262, 6mm ARC Seating Die (.243) Item No 044244, Small Rifle Case Feeder Plate Item No 095314, Bullet Puller Collet #3 (.243) Item No 392156. In June 2020, Hornady introduced the 6mm ARC, a new SAAMI cartridge optimized for AR-platform rifles*. For general information, see 6mm ARC Info Page. Available in different sizes, we are sure to have what you need. Rifle cartridges (l. to r.) .308 Win, 6mm ARC, 300 AAC, .223 Rem, Hornady 6mm ARC Cartridge - What You Need to Know, Public Introduction - 6.5 Creedmoor - 6mm-ARC-Public-Introduction-Rev-2020-06-18.pdf, Brand new rifle caliber: 6 mm ARC, Hornady's Advanced Rifle Cartridge! t!.>%DBvv The action is an MPA/Curtis with a 60-degree bolt throw and fluted, Nitrided bolt body. The AR-15 platform features a higher magazine capacity. Fits standard AR15-platform rifles Hornady - 5 . 6mm ARC: Hunting This particular bullet is especially popular and versatile and comes in boxes of 100 or 500. QD mount. No idea honestly. | all4shooters, Hornady's NEW 6mm ARC & Odin Work's Barrels - www.gunsamerica.com, gununiversity.com | 6mm ARC Released / Hands-On Testing and Comparisons, by Ryan Cleckner 3 June 2020, https://en.wikipedia.org/w/index.php?title=6mm_ARC&oldid=1150232539, Articles with unsourced statements from July 2020, Articles with unsourced statements from September 2021, Creative Commons Attribution-ShareAlike License 3.0, This page was last edited on 17 April 2023, at 00:57. I would recommend getting a Body Die to help correctly set the new shoulder, as the 6mm ARCs is slightly further back. If youre converting a standard 5.5645 mm (.223 Rem) AR15 upper to shoot 6mm ARC, youll need a 6mm barrel, a Type II 6.5 Grendel bolt carrier group, and new magazines. . 6mm ARC vs. 6.5 Grendel Jason.N; Jan 28, 2023; Reloading Depot ; Replies 2 Views 452. David Fortier is with CEO of Silencer Central Brandon Maddox at Roundtable 2022. 6 mm Bench Rest Norma. All handloads tested averaged 1.30 inches, Hornady Black 105 BTHP factory ammunition 2.35 inches and Hornady Match 108 ELD Match 1.05 inches. and 24 grains of IMR 4895. Deviating from Soviet design, the ARC takes on a 30-degree shoulder angle; this is common with . In stock. This rifle assembled five-shot, 100-yard groups I would deem better than average for any AR-15. In fact, when my wife said- I want a gun to deer hunt with that doesnt kick, I built her a 6mm ARC, and it did the job. As the industry continues to find more variations for AR-15 platforms, one has to wonder how much life this cartridge will have, as so many have landed in niche followings? :u0RFH1r)F#a9nZh. This article looks at theory and our experience, and should not be considered recommendations about primers for the 6mm ARC. brass weight? JavaScript is disabled. Already adopted by one Army Spec. Yeah, I saw that post. Narrowing ARC powders to a short list is relatively easy. My load above (#5 and7) is gas gun. With the release in 2020, Hornady also launched three factory loads with 103,105 and 108gr (6.7,6.8 and 7.0g) bullet weights and advertised G1 ballistic coefficients of .512, .530 and .536 respectively.[6]. Twenty-eight grains of Hodgdon CFE 223 beneath a 105-grain Lapua Scenar-L resulted in this .38-inch group. The 6mm ARC uses commonly available 6.5 Grendel magazines/bolts. 6mm ARC: AR-15 vs AR-10 6mm ARC: Overview You must log in or register to reply here. The cartridge was quickly accepted as a Sporting Arms and Ammunition Manufacturers Institute (SAAMI) standard, an excellent start to such a new cartridge. It is going to be interesting to see bolt life. 3dR=j|J{~$'Hk yR_;q We have seen some reports that yes, many people have gotten small pistol primers to work in their 6mm ARC loads. Small rifle magnum primers, like the CCI 450, will certainly work in the 6mm ARC cartridge. So, while others wait to see what ammo options will populate their local gun store, a savvy reloader can be well on his way to making the Hornady 6mm ARC a staple on his reloading bench. Brandon explains how his company has streamlined the suppressor buying process. 6mm ARC vs 308 WIN AR test loads included Bergers 108-grain Elite Hunter with a .559 G1 BC, 110-grain Hornady A-Tip (.604 G1 BC) and Noslers 115-grain RDF with a .634 G1 BC (the highest BC 6mm bullet Im aware of). We also read a report that said for one manufacturer, theyre identical to the regular small rifle primers. The Answer: 6mm Advanced Rifle Cartridge. Primer Pocket Swage Tool; Priming Tools; Shell Plates, Shell Holders & Bushings; Shotshell Accessories; Dies & Accessories . Some recommend an AR specific primer, with a thicker cup, but we havent ever had any issue with using regular small rifle primers in a 6mm ARC. Not crimped either. For a variety of reasons, is wise to keep pressures in a semi-auto rifle moderate. _gaq.push(['_setDomainName', '.accurateshooter.com']); So why don't we all shoot the 6 BRs and be done with it? The 6mm ARC offers a 30 to 35% lighter-weight package (gun and ammo). This will ensure more reliable chambering of the reloaded casing in an auto-loading rifle. Ensure you have the correct decapping pin when resizing and decapping, as there is no standard and manufacturers can use any size they want. Faxon and Ballistic Advantage are already producing barrels, with more manufacturers sure to follow. At least, that is what one would initially think. Well, the short answer is that those cartridges are a pain in the ass. The 6mm ARC gives hunters the ability to successfully hunt varmints and deer. All Firearms News subscribers now have digital access to their magazine content. I hope its stable in my gun. The 6mm ARC is a serious cartridge, particularly from an AR-15, and one I hope fares well in the fickle world of cartridge popularity. Lever that dirty? As an example, in 5.56, a 20" barrel with a RLGS is considered by most to be the gold standard of functionality. Some folks have suggested standard AR mags will work, but trust us, you want the magazines that have been designed for 6.5 Grendel. It is NOT for use in AR-15 style (gas gun) rifles. I averaged 2889fps with 95g VLD and yesterday 2905fps at 69deg. Even with a flat-shooting 6mm target bullet, a difference of 30 fps in muzzle velocity can translate to 7 inches of vertical at 1,000 yards, turning what might have been a good hit into a clean miss.

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