All Firearms News subscribers now have digital access to their magazine content. Alliant's Reloader 15 would be another good option to consider. Jay Langston, Ballistic Magazine Read More, "The 6mm ARC is unique among rifle cartridges in that it fits in an AR-15-pattern action, functions reliably out of standard-capacity 24- or 17-round magazines, and remains supersonic beyond 1,000 yards in a standard atmosphere." Not crimped either. 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. 6mm ARC - Hornady Manufacturing, Inc and 24 grains of IMR 4895. 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. JavaScript is disabled. All the hardware you need is currently available at Brownells. This article looks at theory and our experience, and should not be considered recommendations about primers for the 6mm ARC. Federal small pistol and small pistol magnums at your discretion and at your own risk, but they fit and some have reported success. https://www.handloadermagazine.com/6mm-arc. var _gaq = _gaq || []; View Reloading Essentials View Cartridge Cases, "It's the best all-around cartridge for the AR to date; better than the .223 Rem., 6.5 mm Grendel, 6.8 SPC and .300 Blackout, and evidently Hornady and I aren't the only ones who think so." 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js'; Lapua bullets are well respected for their quality, and should make a good match for the 6mm ARC. Small rifle magnum primers, like the CCI 450, will certainly work in the 6mm ARC cartridge. I just loaded them to 2.25 COAL to be mag friendly. 6 mm Bench Rest Norma. Shooter's Reference Shellholder Chart Doesnt make any sense. Ensure you have the correct decapping pin when resizing and decapping, as there is no standard and manufacturers can use any size they want. This will provide you with some Hornady brass to get you started reloading. Hey guys, is there something special about Hodgdon LVR in 6ARC? 6mm ARC: Handloading Fits Short/Mini action bolt rifles I was getting sub MOA groups consistently at 100 yards. The 6mm Advanced Rifle Cartridge (ARC) was tested, selected and elded by a specialized group within the U.S. DoD for its multipurpose combat rie program. Its a good bet that those companies already loading 6.5mm Grendel will be the quickest onto store shelves. Yes, some reloading data are made with small rifle magnum primers. Handloaders can choose from a multitude of 6mm bullets for applications from varmint and deer hunting to match shooting. I hope its stable in my gun. I love the concept and would likely re-chamber my 6mmBR into this for ammo availability. So your cabinet may already be full with some, or all of these options. ga.src = ('https:' == document.location.protocol ? The handloads chambered especially tight in this rifles match chamber; the bolt turned down with some small effort, but otherwise it shot well. The CMMG Endeavor AR-15 proved capable of fine precision, including this .59-inch group with a combination of Bergers 108-grain Elite Hunter and 29.5 grains of Power Pro 2000-MR. The last five were when the wind was consistent. [5], The cartridge makes use of 6mm (.243 in) bullets, which are known for their high ballistic coefficients due to the high sectional density with less drag and better energy retention at extended ranges. Patrick Sweeney shows us his PCC Competition SIG Sauer MPX. All Rights Reserved. Well, the short answer is that those cartridges are a pain in the ass. Check out the new for 2022 Walther Pro SD with James Tarr and Jens Krogh. What Do I Need To Shoot the 6mm ARC? Available in different sizes, we are sure to have what you need. We promise, were not spammy, which is why we only email you twice per month. 50 shots and accuracy goes to crap. Dr. Dabbs tells us all about the weapons used in the his personal favorite war movie, Kelly's Heroes. Conceivably, this means. My reformed cases were 1.512 and I modified a lee 6mm PPC case gauge and trimmer to trim to 1.480. Lever that dirty? 6mm ARC: Barrel Length. CONTACT US All Rights Reserved Wilson Combat. I have done quite a bit of looking and have only found a graph of what factory Hornady match ammo ran at different lengths. 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. SPM = Small Pistol Mag . 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. In stock. Lapua with their Scenar and ScenarL line offer 90- and 105-grain choices. 6A5479F2-F4EE-4208-8690-9740176B4BC7.jpeg, Peterson news 6mm ARC brass manufacturing_2023.JPG. Overall, it proved the most accurate bullet of the bolt-rifle test, the 1:7 rifling twist really helping it excel. Look at your specific load data and see if what it specifies. Every gun is different, so see how your gun will react before you just full send it with 6mm ARC reloads with small pistol primers. Shown for comparison (left to right): the parent case 6.5 Grendel, Hornadys 6mm ARC and the venerable .223 Remington. :u0RFH1r)F#a9nZh. Introducing the latest products from the worldwide leader in ammunition. 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. 6mm ARC: Best AR-15 Cartridge We're proud to carry both small quantity specialty brass and affordable bargains like breakdown brass to the large quantity bulk brass by the case. From an AR, Hodgdons LVR and CFE 223, Alliants Power Pro 2000-MR and Accurates A-2520 give top velocities combined with consistent accuracy. Maximum pressures in the turn bolt were established at 62,000 psi. Efficient short, fat case design var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(ga, s); Cratering usually happens at 1st. As always, do your own testing to confirm using safe load development practices. Yes it is designed to run in AR15-platform rifles. Less felt recoil than larger short-action-based (308 Win family) cartridges. Dont chase the velocities you might get in a bolt-action gun. 6mm ARC The 6mm Advanced Rifle Cartridge (638mm), or 6mm ARC for short, is a 6 mm (.243) caliber intermediate rifle cartridge introduced by Hornady in 2020, as a low- recoil, high- accuracy long-range cartridge, designed for use in the AR-15 platform at request of a specialized group within the U.S. DoD for its multipurpose combat rifle program. Alpha Munitions | Premium Brass for Precision Shooting Those 95s moving fast keep up with 108g ELD with drift and a good bit less drop if you assume a decent starting velocity. Preview: Hornady 6mm ARC | An Official Journal Of The NRA In very simple terms, the 6mm ARCs exterior ballistics exceed anything currently possible with any other AR-15 cartridge, especially at long ranges. 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. I will be using once fired Hornady brass to get going. I remember seeing a test here where a guy shot 15degrees, room temp, and then 95degrees(approx. We recommend the WSR primer, or small rifle primers. I have a question for those who have reloaded for this cartridge. Flat trajectory minimized wind drift, high sectional density to aid penetration, tame recoil allowing spotting your own shots and the potential for exceptional accuracy are all part of the ARC package. Sort By: Items Per Page: Item Total: (18) 0 - 18 Decapping Pin Large (6 Count) 005-060008 | Hornady $10.63 In Stock Decapping Pin Small (6 Count) 005-060009 | Hornady $10.63 In Stock For general information, see 6mm ARC Info Page. At least thats the theory. You will likely run into feeding problems with an AR-15, due to the shorter overall length, if you try loading bullets lighter than 90 grains. Yes it is designed to run in AR15-platform rifles. 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. 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. From the CMMG Endeavor AR, Hornadys A-Tip Match over 25.5 grains of Hodgdon LEVEREVOLUTION produced the best group; .39 inch at 2,263 fps. . Reloading Decapping Pins - Small & Large | Midsouth Shooters Gas gun data includes 52,000 psi maximum pressures. It seems as though the common choices are: 18" barrel with rifle length gas. Velocities were established from a 24-inch barrel. It's the size of the FP hole in the bolt face, in relation to the FP itself. 6mm GT Rifle Brass | Midsouth Shooters 6mm ARC: Fact or Fiction? Real Performance Results, From-Scratch Half of these are designed for hunting and the rest for match shooting. 6mm ARC Everything You Want to Know About It - The Mag Life Berger has long been associated with great bullets and they have the largest selection of offerings. Do not exceed the maximum charges. Yet, if forced to choose but two powders, Alliants Power Pro 2000-MR (AR and bolt) and Power Pro Varmint (bolt) proved exceptionally versatile and decidedly less finicky. [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. 6mm ARC: Bolt Gun Application More brass and ammo should arrive soon. Some may want to try and reform 6.5mm Grendel cases into 6mm ARC. The neck was set back, allowing more room for long-for-caliber 6mm projectiles in standard AR magazines. The rifle fed smoothly with all loads tested. 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 Bullets used to test the CMMG AR-15 included (left to right) the 108-grain Berger Elite Hunter, 110-Hornady A-Tip Match and the 115-grain Nosler RDF. They currently have 4 choices, 3 commercial offerings and one for LE use. Share the post "6mm ARC Cartridge SAAMI Specs, Build Requirements, Videos", Tags: 6.5 Grendel, 6mm ARC, 6mm Creedmoor, 6mmAR, Brownells 6mm ARC, Hornady. 6mm Lee Navy .243 BLR 6mm PPC .243 SR 6mm Remington .243 LR 6mm TCU .243 SR 6mm-06 Springfield .243 LR 6mm-284 Winchester .243 LR The standard bullet diameter for 6 mm caliber cartridges is .243 inches (6.2 mm), the same diameter used in the .243 Winchester and 6mm Remington cartridges. I was holding on the left side of the marker dot at 100 yards. As the story goes, Hornady developed the 6mm ARC under direction from the U.S. Department of Defense, optimizing the Grendel case to meet prescribed goals. Commercial 6mm ARC loads feature bullets selected to deliver ideal performance for hunting, match shooting, and personal protection applications. Faxon and Ballistic Advantage are already producing barrels, with more manufacturers sure to follow. Depriming and priming must be done by hand. Yes, the 6mm ARC cartridge is made to take a small rifle primer. So why don't we all shoot the 6 BRs and be done with it? The 6mm ARC produces a larger splash signature that allows shooters to self-spot impacts and make rapid adjustments. Hornady also supplied dies, brass and initial factory ammunition for this project. Today's testing using an 6mm ARC upper I built up with a 16" barrel (4 groove cut rifled barrel 1:7.5" twist) with a SAAMI 6mm ARC chamber: 26 gr of H4895, CCI BR4 primer, Berger 105 gr BT, Lapua reformed and trimmed 6.5 Grendel brass, 2.265" OAL magazine fed = 2453 fps - .505" 5 shot group - accuracy excellent. The barrel measured .935 inch just behind the hybrid MPA muzzle brake. After finding the correct C.O.L. 6mm ARC - Practical Reloading | Page 4 | Shooters' Forum If you already have an AR chambered in 6.5 Grendel, the ONLY thing you need to change is the barrel. 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. Overall, the 6mm ARC delivers optimum all-range performance and barrel life. It is a popular primer in AR type rifles. The chassis rifle proved so accurate (.64-inch overall average from 45 loads) that only combinations printing near or less than .50 inch with five shots at 100 yards are worth mentioning. Groups were all in the 1 to 1.5 MOA range at 100 yards. The groups showed signs, at least to me, of not being adequately stabilized which is why I went to the calculator. Wilson Combat will offer WC-15 6mm ARC rifles with our match-grade, 18" fluted/threaded Tactical Hunter barrel. The new round offers shooters some of the best attributes possible for precision shooting. Smallest group being about .25 inch. They have 10 solid options ranging in weight from 90 to 110 grains. Snipers Hide is a community of Snipers of all kinds, focusing on long range shooting, accuracy, and ballistics. Everything else bolt, magazines, gas system is compatible with 6mm ARC. Made brass from 6.5 Grendel Cartridges. Not a big issue except carbon/powder fouling starts causing fliers faster than anything I've had before. 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. 18" barrel with rifle +1. Some Berger bullets require a very fast one turn in 7 inches twist rate. A new addition to the Honey Badger line is a 115 grain 10 mm round. Bergers 109-gain Long Range Hybrid Target bullet produced the tightest groups of the bolt-rifle test .26- and .13-inch groups using 25.5 and 26.5 grains of IMR-8280 XBR. . These would likely be a better fit regarding the cartridges overall length. 100 GRAIN BULLETS SECTIONAL DENSITY: DIAMETER: 0.243" 100 gr. NOTE: This 6mm ARC reloading data is intended for use in bolt action rifles safe for pressures up to 62,000 psi. Bolt gun data appeared simultaneously with gas gun light-bullet data, listing bullets from 58 to 108 grains. Accuracy is there from 30.8g-31.4g, Shot another group at 100m yesterday. David Fortier is with Paul Pluff of Ruger at 2022 Roundtable checking out Ruger's SFAR - Small Frame AR. The AR-15 test rifle was a CMMG Endeavor 300 MK4 with a 20-inch barrel and 1:7.5 twist. 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. 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 . After much R&D, Hornady's engineers and staff produced the 6mm ARC (Advanced Rifle Cartridge), a short, fat, PPC-looking round that's very deceiving . 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. You are using an out of date browser. Of course, a handful of handload combinations provided exceptional results, which from an AR, I considered anything printing less than an inch with five shots at 100 yards. Pet Loads and Handloader are registered trademarks of Wolfe Publishing Company. Yes. If you are interested in a detailed history of the 6mm ARC, Senior Field Editor David Fortier provided a great rundown in this article. 12 Great 6mm Cartridges - Shooting Times The brass that I got appears to have a slight crimp ring around the primer pocket. 6mm ARC: Hunting 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. 6mm ARC - Wikipedia I have used #400s and Br4s but now I am mostly using #41s. _gaq.push(['_setAccount', 'UA-6323545-2']); Remember though, its not as simple as running a case into a 6mm ARC sizing die. 2023 Outdoor Sportsman Group. In fact, some prefer them for precision loads. 6mm GT: Is This the Newest Precision Ammo Niche? - Guns.com The 6mm ARC shoots far and fast for its size, and can stay supersonic at or beyond 1,200 yards. 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. The Answer: 6mm Advanced Rifle Cartridge. David Fortier gets a look at Roundtable with Nathan Robinson. The ScenarL have a longer shape over the regular Scenar, for better exterior ballistics. Apocalyptic Prepping. To obtain maximum accuracy, bullet weight and form are matched to the rifling twist rate of the barrel.

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