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In 1955, on the heels of the .243 Win., the .243 Rock Chucker was modified slightly by Remington and became the .244 Remington. Maximum Cartridge Overall Length is 2.26. With the super bullets and modern powders of today, I cant imagine a better deer and antelope round. Theres more coming related to 6mm ARC! See full disclaimer below. In the 1970s, the .222 Rem. Its small, and its availability is limited, but its accuracy and ballistic performance really qualify it for the Great category. Posted: 11/11/2012 6:04:07 PM EST [#2] Velocity with a 105gr bullet from both is 2750 fps. Your email address will not be published. June 18, 2020 Gavin Reloading Blog 224 Valkyrie, 300 PRC, 6 ARC, 6.5 Creedmoor, 6.5 PRC, 6mm ARC, 6mm ARC Load DAta, 6mm Creedmoor, CMMG AR-15, CMMG Endeavor, CMMG Resolute, Hornady, Long Range AR-15, New Rifle Cartridge, Precision AR-15, QuickDesign Software, QuickLoad Software, Reloading, Reloading 6mm ARC, Reloading Blog, Reloading Press, Reloading Videos, Shooting 6mm ARC, Ultimate Reloader. 6 BR REM, not 6.5. This means you have the option to read your magazine on most popular phones and tablets. MV consistency matters a great deal at extended ranges. Curious? Always used manufacturers published load data! Im interested in a direct comparison to the 224 Valkyrie and the 6 mm ARC. Wilson Combat will offer WC-15 6mm ARC rifles with our match-grade, 18" fluted/threaded Tactical Hunter barrel. Developed by Hornady in concert with Proof Research and Barret Rifles, the result is a SAAMI spec and full support. When using shorter barrels, which are common on gas-guns, the difference will be even more pronounced. V-MAX Item No. The 6 ARC proved at 2720 fps with a Density Altitude of 8800 feet. Posts. Given this or your typical AR10, no contest, the 6 ARC is much easier to carry. Cal December 9, 2018 Leave a comment. H2O. As a follow-up exercise, I plan to use QuickDesign software to create a more accurate model for the 6mm ARC. This increased size means the 243 has a case capacity of 53-54.8 gr H2O. Given the need for a centered shot on a 6 roundish target from 100 to 300 meters, I would take it without hesitation. H-4895 is closer to the 6.5 Grendel sweet spot, so I thought it would be worth a try. If you are looking for reams of data or ringing steel the size of a car move on, I am NOT that guy, you will be very disappointed. For now, though, it is anything but a sea change amongst the broader Special Missions Units. As much as I like shooting my 6 Creedmoor, every builder outside custom shops tells me it is a complete PITA to get to work on a large scale using factory ammunition, a real consideration. Factory match rounds start at 155 grains and go up. A World Record Attempt and everyone is out at the range shooting and practicing. So what about Hornadys published 2,750 fps number for the 108 grain ELD-M bullets in 6mm ARC? Availability of factory ammo may be a plus for the 6ARC. Some have long and storied histories, while others are just now making their own legends. The 6.5 Grendel was made by modifying the 220 Russian parent case. After forming some cases I shot Berger 105 hybrid targets over 27.5 grs. There aren't any markings on the barrel, but it was advertised as being a 6 BR REM and the reloads that came with it seemed to chamber fine when the barrel was still attached to the action. I'm a 6.5x47 lapua man myself. 6.5 Creedmoor vs. 6.5 PRC: Which is Better? On this Wikipedia the language links are at the top of the page across from the article title. Advantage, magnum. Clovered groups were the norm for both. Ill be publishing a full overview story covering this rifle, but in the meantime, here are some specs from the CMMG Product Page: CMMGs ENDEAVOR line of rifles are now available in Hornadys new 6mm ARC (Advanced Rifle Cartridge). It has had moderate success in various target venues. for a Remington 40XB Rifle in 6m/m Remington Bench Rest back in 1985 or so. It is formed by using a shortened .22-250 Remington case, and it has thinner walls for increased powder capacity and the Ackley improved shape. The 6 ARC was consistent, precise, and repeatable both on cold shots and groups but was about the middle of the pack with the rest. Factory ammunition at normal prices (if that exists anymore) suitable for defense, duty, target, and hunting is more available than similar calibers after decades of use. Comparing 6mm ARC to 6mm CR is is apples and oranges again. Using 26 to 28 inch barrels in bolt guns, 6ARC may be easy for those that do not reload or have primers. With this testing behind me, I must say it was fun, I enjoyed it and will keep testing as new ammunition is available. I never cleaned it with anything. Would love to get this thing shooting consistently under .5 with enough speed to reliably ring steel at 1000. 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. H2O, and a 6mm BR, around 39.0 gr. Take a look at any good ballistics program Hornady and Federal both have an easy-to-use program on their websitesand you'll see the advantage of the better B.C. ZevTech, 16 Proof Research .223 Wylde barrel, Leupold Optics Mark 6, 3-18 with a David Tubb DTR reticle and Black Hills 77 Grain TMK. Editors Note: Looking for a deeper dive on the 6.5 Grendel vs. 6mm ARC? Read on! This means that during a 1,200-yard flight to the target, gravity and wind will pull and push on the 6 mm ARC between one- and three-tenths . Our real questions are (A) What is the 6 ARC, (B) What does it do, and (C) is it doing something better than what you already own and love? Will it become my 1000 yards rifle, maybe, it is working against the 224V and the jury is still out and will be until I get my hands on their TAP round, Ill keep you posted. Walther's new Performance Duty Pistol is ready for both concealed carry and conventional service situations. You won't have to fiddle with necking/reforming in 6XC. Follow up to the above. ELD (l.) makes for an excellent long-range target round, while the 103-gr. The difference between the 6 mm BR Rem and the 6 mm BR Norma are slight, but in a tight chamber . Hornady 6mm ARC Losing Ground Hornady is claiming its 6mm ARC will yield 2,750 fps with a 108-grain ELD-M bullet from a 24-inch barrel. It accepts all the same components as the Grendel, including the magazine and bolt, so all you need is a 6mm-specific barrel. Always enjoy your videos. Tests varied from 100-1100 meters (110-1200 yards, for the metrically challenged). Joseph Von Benedikt is with Jorge Spat to learn all about it. Between 600-1100 was a different story, everything but the 6.8 SPC did well out to 800 meters including the 6 ARC hitting with a bit more authority than the rest. Consider the 7mm, 300, 338, and 375 Remington Ultra Magnums. Did not hit as hard but it was no slouch, anything it hit would notice for sure. Accuracy was up to par, and shooters took to the rifle-cartridge combo like a duck, well, you know. Whats the plus delta on each? !function(d,s,id){var js,fjs=d.getElementsByTagName(s)[0],p=/^http:/.test(d.location)? 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. The 6mm ARC was built by necking down the 6.5 Grendel. You get most of the good without most of the bad and that is a pretty good start. But the 6mm ARC drops 22.2 inches. Notify me via e-mail if anyone answers my comment. The 6mm Creedmoor and it's smaller siblings like the 6mm Dasher, BR . Its 26-inch barrel made the rifle a bit heavy for toting over hill and dale, plus the 1:12-inch twist limited bullet weights to 90 grains or lighter. just get a 6mm hagar. Dave Bahde Dr. WT? Both were termed Pointed Soft Point Core-Lokt bullets. You are using an out of date browser. shoots the same cadre of 0.243-inch bullets as the .243 Win. There is no reason that it shouldn't, it is basically a blown out 6mm PPC which is probably the gold standard for accurate cartridges. I used the lathe to modify a 6.5 Grendel bushing die and ended up with a 6 ARC die. The 6mm Rem. Probably the most recoil came out of the 6 Creedmoor. What follows is my experience shooting the 6 ARC compared to five other calibers. Jeff, did you mean to type - 6.5BR? However, the 6mm BR is superior at 300m and beyond. However, after completely missing five consecutive bucks with my 6mm, I decided that I needed to hunt with that Remington 6mm like I hunted with my 2-3/4 inch 12 gauge. The Model 70 .243 Win. Do not attempt any of the processes or procedures shown or described on this website. All Shooting Times subscribers now have digital access to their magazine content. Variations on a theme. In many ways, the race to the bottom is paying off. Sort by. only ever shot someone else's 6br but I have to say I liked it a lot . The new Mossberg rifles chambered for the new 6mm ARC should give similar results with even less recoil -- not that the old 243 Win. The suppressor is an X2Devgroup, Orion X. Its short at 6, light at 16 ounces, and has no backpressure eliminating excess gas. 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. Ammo capacity is about the same, 20 rounds with the longer Grendel mags. : 0.330 VELOCITY (FPS - feet per second) POWDER 3000 3100 3150 3200 3250 A memorized trajectory curve combined with a ballistic reticle or turret dialing could compensate. If you have any doubt how well Hornady does this look no further than the 6.5 Creedmoor. With more case capacity, the 6mm BR can drive the heavier, higher BC bullets needed at long distance. Based on my best estimation, my H-4896 108 ELD-M load would produce approximately 2,754 FPS in a 24 bolt-action rifle. Quickload can be frustrating when there is more than 10 FPS difference between calculated and measured MV. Todays fast-twist .223s and heavy bullets have made it effectively obsolete. [9] The 6mm ARC utilizes the same bolt head size as the 6.5mm Grendel, and 6.5mm Grendel-compatible AR-pattern box magazines have also been used successfully with the 6mm ARC. The bullet drop for the 6.5 Grendel is slightly greater because it's a larger bullet. Those who are going to like or prefer the 6mm ARC will likely appreciate the 6mm ARC for its utility in either the AR 15 platform & or the mini action bolt action rifles. Hunting inside 300 meters the 300 HAMR rules that realm. I had a heavy-barreled Sako single shot in the 1970s, and it shot like almost all 6mm PPCs: great. August 14, 2022. GD. Make sure to watch till the end. Retested today with 26.3 grs. The first groups were the 6.5 Grendel cases that I modified for the 6mm ARC. All barrels will be . (roughly .530 to .540 B.C. That will undoubtedly change, but not overnight. Barrel-length is an issue. Larue Tactical two-stage, small parts are Seekins, the stock is an LMT. The hunter can add about 100 to 150 fps of additional velocity to most game-weight bullets. . Why step up to a loud, hard-kicking 300 PRC when youre dropping your deer with your 6.5 Grendel as far as you can shoot in your hunting field? SPC; the 300 AAC Blackout, 350 Winchester Legend and 458 Bushmaster. When youre shooting dozens and dozens of rounds in a single competition, barrel life matters. You must log in or register to reply here. What does all this mean? was not, and the .243 Win. 6mm ARC quick facts: It's a 6mm cartridge similar to 6.5 Grendel, built for the AR-15 platform It's optimized for bullets in the 103 grain - 110 grain range It's got more velocity and less recoil compared to 6.5 Grendel It shares the same parent case with 6.5 Grendel: The 220 Russian The 24 Nosler is a terrific performer, so dont let its small size fool you. Read it here. was introduced in Remingtons Model 722 short-action bolt gun, and while the Model 722 was a very accurate rifle, it was rather plain. In a 10-mph crosswind the 6mm ARC 108-grain bullet drifts 10.9 inches at 400 yards. Also 6X47 has also interested me. The 6 ARC can be built on mini actions such as the CZ 527, Howa Mini, Sako AI. (Maybe in 6mm ARC? Looking at putting together on of lower powder capacity 6mms in an effort to possibly extend barrel life a touch and have a nice smooth/easy shooting gun. The strings netted three or four out of five, misses were off the edge. Joined: Jun 2002. Im referring to the 6mm Creedmoor, which is simply the 6.5 Creedmoor case necked down with no other change. Advanced Marksmanship Unit. wasn't as big a fan of his 4 oz trigger but all in all I want one someday don't know enough about the 6 arc to comment on it . This is the Great short, fat 6mm PPC that was developed by Dr. Louis Palmisano and Ferris Pindell. That bullet and Hybrid 100V powder recently grouped into a remarkable 0.44 inch in a Ruger Model 77R. VLD, Hornady 108-gr. Some tactics never die, they just get regenerated. Save my name, email, and website in this browser for the next time I comment. Joseph Von Benedikt is with Rafe Nielsen of Browning to take a look at a new X-Bolt series rifle. The Eagle Eye 6.5 Creedmoor shoots a 130gr hybrid projectile with a .295 G7 at 2,960fps from an average 26" barrel. Winchesters strategy for the .243 was twofold and well thought out. After consulting Quickload, I also shamelessly lifted Gavins 27 grain VARGET load under 108 ELD-Ms. My Ballistic Advantage barrel is a little different than Gavins. Custom Mossberg 500 at the Range and Live Turkey!. No surprise there since it is about the same weight as the 6 ARC and both used Proof Research barrels. Just pouring powder in and checking it by eye. The .244 Rem. Fast is better but slow means mo? I therefore feel that Hornadys claimed performance data is feasible. 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. pavementends Junior Member. An eighteen-inch barrel, maybe even a. Not liking Factory ammo so much as the longer OAL is a fair bit more difficult to load the magazine. Maybe in a rural area where ranges stretch out, but movement here will be a rarity. rebarreled to 24 Nosler with a stainless-steel, three-groove PAC-NOR barrel. There is no magnum behind those titles, yet they are fastest or close to fastest in their calibers. Second, it was chambered in the delightful Winchester Model 70 Featherweight, which was a major factor in the .243s huge success. Each session started with a cold shot at 100 meters confirming zero while showing repeatability out of the bag. 6.8 SPC The 6mm ARC has more match bullet options and is a better long-range performer. Poll: What handgun cartridge do you reload most often? Location. It still turns the steel and is very consistent holding 9 mils at the top. Mid-20th Century 24-calibers shoot much faster than the new Hornady 6mm ARC, but are they ballistically better? I was lucky enough to get my hands on one of the first CMMG Endeavor 300 6mm ARC AR-15 Rifles, and it has been awesome to shoot! Eight reasons to embrace the Hornady 6mm ARC and other low-velocity cartridges. (The company envisioned it as primarily a deer-hunting round, with occasional use on varmints.) Thanks in large part to new, long-range shooting competitions, our acceptance of lower velocity accelerated even as muzzle velocities decelerated. 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). From an LE perspective, changing calibers is like pulling teeth on a ticked off Grizzley, very low rate of success and its hard to beat a .223 for patrol. 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. 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 is larger than the 6x47L and matching the 6-Creedmore capacity. Lighter and tougher and more precise than ever, it's the perfect back country hunting rifle. The 243 has a case length of 2.045" compared to the 1.49" of the 6mm cartridges. Will it be my go-to bang away rifle, not likely. Cleaned it all but twice missing one cold shot at this range. Travis224 Sergeant. Mag. bullets in .243" help make the light-kicking, short Hornady 6mm ARC ballistically superior to the 308 Win., 6.8 SPC. I followed up with three at 300 meters and a 600 Meter shot on a 22 x 16 silhouette steel. 6MM ARC AR-15 Barrels for Sale at Joe Bob Outfitters! Closer to 43, I think. Shop 6.5 Grendel Ammo The content on this website (including videos, articles,ammunition reloading data, technical articles, gunsmithing and other information) is for demonstration purposes only. It stays supersonic farther downrange than the 308 Win. bullets from the magazine and not be limited to being a single shot. This is only a slight victory, however. The bullet diameter of each caliber is the same at .243". 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. Share. 100-300m: Consistent 100 meter groups in the .60 -.75 inch range, 2.5-3.0 inches at 300 meters were the norm. Joseph VonBenedikt is with Joel Hodgdon to talk about the improved accuracy and long-range potential of the already reliable Core-Lokt ammo line. I have handloaded the .243 Win. Were going backwards! Party-poopers will gleefully point out that the 6.5 Grendel was based on the 6mm PPC case necked up, and here it is necked back down to 6mm. The rifles Barrett supplied for the DoD are top-notch, but they are just a modified REC-7 DI. Another round that was designed for the steel shooters is the 6mm BR Remington. Its why the 308 is absent from this test. If you already have an AR chambered in 6.5 Grendel, the ONLY thing you need to change is the barrel. And it made the new round available in the very attractive and accurate Model 700. Do not attempt to repair or modify any firearms based on information on this website. The 6mm CM at 300yds is 2514 and 1446 and 6mm ARC is 2288-1197. continues to ride the crest of the 6mm-caliber wave, the tried-and-true 6mm Rem. Claims for the 6mm ARC are that it is better in every category. The 6mm ARC is designed to run in existing in M4 rifle platforms. Its all about the lack of correlation between mapping out rounds on a computer and sending them downrange at targets measured in yards. Lower velocity means less flame and heat for longer barrel life. I don't shoot past 300 and dead is dead. Honey Badger, XM2010, C22, R4, MSR, CSR, AAC, BARNES BULLETS (https://www.youtube.com/watch?v=ykTfyrMiXps). Thank you for this timely video. wasnt the only knife in the drawer, even if it was the sharpest one. .563) from wobbling, the 6mm ARC will need at least a 1:7 twist. Poll: Whats your number one reason for reloading? However, the 6mm ARC will service the military and civilian shooters more often in AR-15-type rifles, meaning barrel lengths will likely be closer to 18 inches. Some examples include the 6mm-204 and the 6x45. Another interesting development is the 6mm Dasher that was developed by Al Ashton and benchrest gunsmith Dan Dowling. So far, I have not laid my eyes or hands on a single 6mm ARC cartridge or rifle, so I will withhold judgment until I test one. Savage already offers a few more inexpensive options in 6mm ARC though defiantly not a mini action. In very simple terms, the 6mm ARC's exterior ballistics exceed . 6mm ARC: Fact or Fiction? of H2O, almost right inbetween a 6 mm PPC, around 32 gr. Copyright Ron Spomer Outdoors document.write(new Date().getFullYear()) The IRMT upper locks the barrel in place with unparalleled rigidity. Even with the cost of the Proof Research barrel it doable. It hits way above its weight class. Long-range precision shooting is one of the fastest-growing segments of the shooting sports. I had a 6mm Norma BR built on a Remington 700 and I could not get it to feed from the magazine. Does the 6 mm arc not have 30 degrees shoulder angle?is wikipedia wrong? I did not try to shoot past 900 today because of limited ammo and Applied Balistics indicates that at 2550 FPS MV these 108s are going transsonic just past 900 and I didnt want to waste the last few shots. Federal has created a safer, easier and more reliable way to shoot a muzzleloader. However, I must confess that Hornadys factory loads shoot so well that the reloader is hard-pressed to better them.