The cartridge is specifically designed to maximize performance in AR-15s with barrels between 12 and 24 inches. LMT shot softer, exhibited a tank-like build, and proved great to shoot. Facebook; Twitter; Pinterest; Related Articles. V-MAX Item No. Sign up with your email address to receive news and updates. If this development strikes you as the opposite of progress, you might have spent the bulk of your life in the 20th century. Image shows 6.5 Grendel cartridge, parent case of the 6mm ARC. Every rifle is a proven performer to 1100 meters and an AR using the same or similar suppressor, no brakes, flash hiders or conventional suppressors. (The company envisioned it as primarily a deer-hunting round, with occasional use on varmints.) Posts: 11,077. I must note here how hard it hit. I had a Remington Model 700 BDL Varmint rifle rebarreled with a heavy stainless-steel barrel chambered for the round, and it lived up to its reputation. Again using QuickLoad, I developed the following load: Here I saw velocities averaging 2,631 FPS. 6mmBR is not the easy button it is the easiest button. .458 Winchester Magnum History: The Complete Story, 6.8 Western Ammo Options: The Load of Long Yardage, A World Record Attempt: Practice Round and Media Day, Interview with Israeli Defense Forces, Part 1. Alaska. For this load, I shot a group of 3 shots on the chronograph, and observed the following: (better chrono data coming in future stories, I had limited components and time). With this testing behind me, I must say it was fun, I enjoyed it and will keep testing as new ammunition is available. No math test required. Twist rate was one turn in 10 inches, which handled the 100-grain deer bullets nicely. I have handloaded the .243 Win. The only difference is the Proof Research 18 1-7.5 twist barrel, 6.5 Grendel bolt, and E-Lander magazines. Some tactics never die, they just get regenerated. Introducing the Silencerco SCO15 Lower Do We Need Another AR-15 Lower? Jeff, I would have it fluted well to reduce weight and chop +/- 20" - with 95 BTs, it will be a deer slayer, varmint bullets for said creatures. Savage already offers a few more inexpensive options in 6mm ARC though defiantly not a mini action. 6.5 Creedmoor vs. 6.5 PRC: Which is Better? Their 106 grain TAP round looks interesting with a .580 G1 BC but not available right now, will have to come back later on that. Velocity can be a factor, but given the same weight, recoil should be similar so I kept the weights as close as possible. The 6mm Rem. In many ways, the race to the bottom is paying off. It is based on the previous 22 Nosler and has two features to make it compatible with AR-type rifles: a slightly rebated rim that is the same diameter as the .223 Remington and an overall cartridge length set at 2.26 inches, the same as other AR rounds. Campfire Outfitter . Really liking the 6mm Arc in this CZ 527 platform. The ballistics look great. It may not display this or other websites correctly. As the heaviest rifle tested recoil with the LMT Mars-H in 6.5CM was about the same as the Zev in .223 Wylde, the next best performer for groups. They held a very consistent 34.58 grains of water. The benchrest crowd has not been overlooked in the 6mm derby, and one cartridge literally rewrote the record book. The hunter can add about 100 to 150 fps of additional velocity to most game-weight bullets. I cant see it, but for those who like to try something different its is a really nice option. Lower velocity means less flame and heat for longer barrel life. I also confirmed velocity for existing conditions. Mag. This is a much more confidence inspiring correlation with regards to safety and predictability. Not liking Factory ammo so much as the longer OAL is a fair bit more difficult to load the magazine. I have the 6 ARC and getting great results of .250 groups when I do my part. Joseph Von Benedikt shows his custom 500 and how well it shoots. See full disclaimer below. Joseph Von Benedikt visits with Aaron Oelger from Hodgdon about the unprecedented demand on the shooting supply industry. Posted: 11/11/2012 6:04:07 PM EST [#2] Velocity with a 105gr bullet from both is 2750 fps. Location. Ultimate Reloader, LLC and Making With Metal can not be held liable for property or personal damage due to viewers/readers of this website performing activities, procedures, techniques, or practices described in whole or part on this website. Image shows 243 Winchester, 6mm Remington, 240 Weatherby Magnum, older and faster than the Hornady 6mm ARC. In a 10-mph crosswind the 6mm ARC 108-grain bullet drifts 10.9 inches at 400 yards. The 243 has a case length of 2.045" compared to the 1.49" of the 6mm cartridges. All Rights Reserved. What about your 6.8 SPC? This increased size means the 243 has a case capacity of 53-54.8 gr H2O. This increased size means the 243 has a case capacity of 53-54.8 gr H2O. Because it fires heavier projectilesup to 110 grainsthan the 5.56 at velocities up to 2,800 fps, the 6mm ARC has the ballistics needed to vastly improve the performance of AR-15 rifles without a lot of added weight. The 6x45 is the .223 Rem. 100 Factory ammo? Slightly bigger still is the 6CM, which invokes much cooler H1000 powder (to best all these in barrel life). In the case of a bolt gun, I'm sure 6ARC would do great but 6BR has quite a few advantages in case/neck dimensions alone. | 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=1137943385, 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 7 February 2023, at 05:30. Reply. I had a 20 AR-15 to test with, so I had to do some math :). Blue collar reloading had 25 boxes of brass right now. The short reality is somewhat different. Full house loads will likely burn about 27- to 29-grains of suitable powders such as H4895, Reloader 15, and AA 2520, so handloads should be relatively inexpensive to build. A memorized trajectory curve combined with a ballistic reticle or turret dialing could compensate. As you can see, velocities differ by 170 - 220 fps, with the lighter 6mm ARC moving faster from the compact case. Did not hit as hard but it was no slouch, anything it hit would notice for sure. That wont change and logistically the 6 ARC is still at baby steps. The 24 Nosler is a terrific performer, so dont let its small size fool you. While it did well the clear winner was the 6CM, high BC and extra velocity are hard to overcome at this range. 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. At the time of the 22 PPC and 6mm PPC being developed by Ferris Pindell and Dr. Louis Palmisano (thus the PP), the bench rest winners were often the 222 Remington and the 6x47 Remington (the latter being a necked-up 222 Remington Magnum). The second set of data is loaded to a MAP of 62,000 psi, which is stated to be for use with bolt action guns such as the CZ 527. It accepts all the same components as the Grendel, including the magazine and bolt, so all you need is a 6mm-specific barrel. It started as a popular wildcat before its approval by SAAMI. Or anything? Most problems outside a war zone are handled nicely with 20 rounds and a couple of spare magazines. Im interested in a direct comparison to the 224 Valkyrie and the 6 mm ARC. Once we could pinpoint exact distance to target, maximum velocity didnt matter as much. Using 26 to 28 inch barrels in bolt guns, 6ARC may be easy for those that do not reload or have primers. Five rounds for effect at 1100 ended the drill. A fun challenge. Ballistically, thanks mostly to heavy-for-caliber, high B.C. If I was gonna go to a 6mm cartridge I would either do 6x47lapua because I already brass and all I need is a smaller neck bushing, or I would go all in on 6br. The case capacity of a 6mm AR is about 36 gr. 6mm ARC vs 6mm BR. I also measured five fired but not resized factory 6mm ARC cases. Thankfully most bantering moved back to more pressing issues like high demand (and low supply) of firearms or ammunition and that pesky election coming up in a few short months. Commercial 6mm ARC offerings will feature bullets selected to deliver ideal performance for hunting, match shooting and personal protection applications. My speed is significantly slower ( 50 FPS) than Gavins at 2552 FPS with an SD of 6. Some of the super short cartridges created to fit the increasingly popular AR-15 platform rifles with 2.26" magazine length. Ballistic Calculators & Field Results . Taurus has redesigned this sporting pistol for performance. In 1955, on the heels of the .243 Win., the .243 Rock Chucker was modified slightly by Remington and became the .244 Remington. Copyright 2000-2023 24hourcampfire.com, Inc. All Rights Reserved. Posts. It is advanced for the AR platform. CMMG MK47 Banshee Review 25 Hogs Plus Coyotes Helped the Research, Top 5 Braced Pistols for Hog Hunting in 2020, https://www.youtube.com/watch?v=ykTfyrMiXps, Remington at Gunsite! Claims for the 6mm ARC are that it is better in every category. The 6mm Advanced Rifle Cartridge (6 ARC) by Hornady is a new cartridge that can fire a sleek 6mm (.243) caliber projectile around 2,700 fps with minimal recoil and the 6mm ARC is short enough to fit within the dimensions of a standard AR-15 magazine and it performs very well out of an AR-15 with an 18 inch barrel (what we tested). The 6mm ARC produces a larger splash signature that allows shooters to self-spot impacts and make rapid adjustments. Some examples include the 6mm-204 and the 6x45. You'll need a new barrel, bolt, and mags. I tested a bolt-action handgun in 24 Nosler last year and was so impressed with the round that I had a Remington Model 700 originally in .223 Rem. I doubt that the book on the Great 6mm cartridges is closed, and future developments may add new chapters, to the delight of many shooters. Accuracy was up to par, and shooters took to the rifle-cartridge combo like a duck, well, you know. Many handloaders like the 6mm Rem.s sharper shoulder and longer case, and while its not nearly as popular as the .243 Win., it is nonetheless a great 6mm round. The old 243 Winchester can beat that by about 300 fps. Lapua brass is easy to find, however the bullet (105 Hybrid) and powder (Varget/H4895) most run will be tough to find. Cal December 9, 2018 Leave a comment. it looks like the 6mm ARC is 1.490 and the grendel case is 1.52, so not much of a shortening if really at all. It would also be used as a deer rifle for new shooters (small deer, sitka blacktails). The laser rangefinder, in part. muvef Junior Member. Based on my best estimation, my H-4896 108 ELD-M load would produce approximately 2,754 FPS in a 24 bolt-action rifle. 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. The deer load had a 100-grain bullet, and the varmint load carried an 80-grain bullet. These developments are interesting, and the supreme accuracy achieved by several of the wildcat cartridges make them worthy of mention here. Recoil is primarily a product of bullet weight. The handguard bolts to the upper eliminating impact shifts when setting the bi-pod or locking into a barricade or obstacle. This rifle originally started out as a 224 Valkyrie using their IRMT upper and NX15 lower. The .222 Remington, introduced in 1950, was top dog in benchrest circles until the advent of the PPCs, after which, the 6mm PPC was used by virtually all serious benchrest competitors. Quickload can be frustrating when there is more than 10 FPS difference between calculated and measured MV. Would love to get this thing shooting consistently under .5 with enough speed to reliably ring steel at 1000. In the 6mm ARC vs. the rest of the calibers vying for your attention, we have to ask if it the next 6.5 Creedmoor. The latest, sleekest, high B.C. A new 100-grain factory deer load completed the rounds metamorphosis. First, the cartridge was designed for dual purposes: deer hunting and varmint hunting. NOTE: This 6mm ARC reloading data is intended for use in bolt action rifles safe for pressures up to 62,000 psi. It is chambered in many very good and some very inexpensive rifles, which have helped make it the hit that it is. Shots were aimed from a bi-pod, the rifle on the bench with me standing behind it. It still turns the steel and is very consistent holding 9 mils at the top. This is fortuitous, as it is a delight to reload and seems to like just about all the bullets Ive tried in it. (In the 1960s, Speer made a 105-grain RN just for the .244 Rem.) Joseph VonBenedikt is with Joel Hodgdon to talk about the improved accuracy and long-range potential of the already reliable Core-Lokt ammo line. Remington surmised that the .244 would be used mostly as a varmint cartridge, with only an occasional application on deer-sized game, so the initial factory ammo was loaded with a 75-grain bullet. The 6mm ARC is a 5.56-platform compatible cartridge, similar to the 6.5 Grendel. How do lower velocity cartridges improve long-range shooting? Heres a quick look at the best of this cohort. When using shorter barrels, which are common on gas-guns, the difference will be even more pronounced. Give a Gift Important to note that Quickload reports the chamber pressure using the combination of components above is 3900 PSI over SAAMI spec and is therefore a dangerous load that should not be used. Hornadys 80-grain GMX and 103-grain ELD-X and the Speer 90-grain Hot-Cor all are accurate and deadly. This 6 ARC was an excellent performer, not a precision rifle but thats not what its for. H4895. Joseph Von Benedikt is with Jorge Spat to learn all about it. Im referring to the 6mm Creedmoor, which is simply the 6.5 Creedmoor case necked down with no other change. Outside a few very special special units, the military gets whats issued. In 100-200yd benchrest competition, the 6PPC is still the "winningest" cartridge around. I have never had a easier caliber to load for. It also produced the best accuracy as seen here: This load is a good performer, but I wanted to see if I could get more velocity from the 108 grain ELD-M bullets, so I tried a different powder! 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. Hunter aiming AR-15 rifle for which the Hornady 6.5 ARC was created. From a precision standpoint, 6mm ARC does tend to beat 224 Valkyrie. Federal has created a safer, easier and more reliable way to shoot a muzzleloader. Its almost boring. Or it fits the extra-short AR-15 platform rifles beloved and preferred by many shooters. The 6mm Creedmoorin the same fashion of its larger counterpartfits those bullets very well. The difference between the 6 mm BR Rem and the 6 mm BR Norma are slight, but in a tight chamber . Read it here. Shooters needed cartridges that would fit these increasingly popular, super-short actions. The rim diameter of the 6mm ARC is 0.441 inches, while the 243 is slightly larger at 0.471 inches. Maybe in a rural area where ranges stretch out, but movement here will be a rarity. MV consistency matters a great deal at extended ranges. Jeff, did you mean to type - 6.5BR? It will be interesting if they chamber this in micro-action bolt carbines like the Grendel has been. There are 6ARC bolt guns out there. Joined: Jun 2002. In addition to the above comments there is some confusion regarding the 6 mm ARC's performance. Short, fat cartridges leave room for long necks that hold long, high B.C. It is versatile, in that it is suitable in both ARs and mini-bolt guns for hunting, personal protection, and target shooting. Does the 6 mm arc not have 30 degrees shoulder angle?is wikipedia wrong? Fast is better but slow means mo? 223 Rem., and most other cartridges that fit AR-15 length magazines and rifles. Sectional densities are similar, and both should be good penetrators. Each rifle ships with one 10-round magazine. And it made the new round available in the very attractive and accurate Model 700. Photo shows 5 popular short rounds for the AR 15 platform, same short action the Hornady 6mm ARC is engineered to fit. The newest 6mm factory round is the recently announced 6mm ARC (Advanced Rifle Cartridge). Poll: Where are you finding reloading primers and powder? Walther's new Performance Duty Pistol is ready for both concealed carry and conventional service situations. Its design uses propellants efficiently. It's also legal for deer hunting in more States and arguably more effective. Both were termed Pointed Soft Point Core-Lokt bullets. I cant speak for the ARC, but for the 6BR. Notify me via e-mail if anyone answers my comment. The 6.5 Grendel was made by modifying the 220 Russian parent case. Ok from the perspective of one 6mm ARC lover. The IRMT upper locks the barrel in place with unparalleled rigidity. ELD (l.) makes for an excellent long-range target round, while the 103-gr. 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! I'm a 6.5x47 lapua man myself. It depends on numerous factors, including ammunition used, barrel used, and the shooter's skill, but in general, 6mm ARC is a more precise cartridge. The Hornady manual states that this second set of data should not be used in gas-guns. I tried a test one time after that ladder test, I decided to eyeball the powder amount in the case.
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