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 IRMT upper locks the barrel in place with unparalleled rigidity. WT?, Tactical Time Lord. 6mmBR is not the easy button it is the easiest button. Based on the .204 Ruger, which was created from the .222 Rem. The powder charge I used then is lost to history, but the bullet was a Speer 90-grain SP. for decades and have experienced no odd problems with it. (Maybe in 6mm ARC? The 6 ARC can be built on mini actions such as the CZ 527, Howa Mini, Sako AI. That wont change and logistically the 6 ARC is still at baby steps. Modern Outfitters MC7, Proof Research 22 6CM, Bushnell Elite Tactical XRS 4.5-30, Hornady 108 grain ELDM. All barrels will be . The original 6 mm/.244 Rem is basically the .257 Roberts/7x57 case necked down, while the 6 mm BR Rem/Norma (only slightly different case specs between them) are much shorter cases. Velocities were established from a 24-inch barrel. August 14, 2022. Straight-wall rounds like Winchesters little 350 Legend may be the only centerfire rifle cartridges legal for deer hunting in some states, so of course theyre going to be popular. Recoil is primarily a product of bullet weight. 22420 C.O.L. Lower velocity means less flame and heat for longer barrel life. Legend, 450 Bushmaster. What about your 6.8 SPC? It stays supersonic farther downrange than the 308 Win. However, the 6mm BR is superior at 300m and beyond. muvef Junior Member. Even with the cost of the Proof Research barrel it doable. Sectional densities are similar, and both should be good penetrators. 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 600m: Out of ten cold shots at 600 meters 7 hit home, pretty impressive. It was the wildcatters who brought it back to life by fiddling with a couple of popular designs. From a precision standpoint, 6mm ARC does tend to beat 224 Valkyrie. Contact ultimate reloader by clicking here. GD. Lets now realistically compare the 6mm ARC vs. five of its perceived competitors. JavaScript is disabled. Aug 11, 2020 . I must note here how hard it hit. It's no surprise Hornady chose a 6mm bullet, either. [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. I had a 20 AR-15 to test with, so I had to do some math :). No surprise there since it is about the same weight as the 6 ARC and both used Proof Research barrels. 1,461. 260RemGuy: I began a five year long search (bribery fest!) 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. 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 . Wildcatters have had a field day with the 6mms, and the list of their creations is long. remains a solid performer with todays high-tech bullets, new powders, and fast-twist rifle barrels. Joseph Von Benedikt is with Jorge Spat to learn all about it. Each session started with a cold shot at 100 meters confirming zero while showing repeatability out of the bag. 'http':'https';if(!d.getElementById(id)){js=d.createElement(s);js.id=id;js.src=p+'://platform.twitter.com/widgets.js';fjs.parentNode.insertBefore(js,fjs);}}(document, 'script', 'twitter-wjs'); 2023 Copyright 2023 Ultimate Reloader LLC. Overall, the 6mm ARC delivers optimum all-range performance and barrel life. This is exactly what we would expect. It uses the ever-effective Hornady 100-grain RN InterLock with H4350 powder. The 6x45 is the .223 Rem. The 6 ARC proved at 2720 fps with a Density Altitude of 8800 feet. Hold for elevation never changed, 4 mils at the top garnered hits at from 4.2-4.7 mils each time, misses were generally wind. No math test required. The sudden popularity of the AR-15 platform rifle has inspired a flurry of new, short cartridges that fit its short magazine. Click here to view the cartridge and chamber print on the SAAMI website. LMT MWS, 20 224V, Sig Sauer Tango 6, 3-18 MRAD Dev-L using Federal GMM 90 grain SMK and an 18 SS Match 6.8 SPC with 110 Grain VMAX. Retested today with 26.3 grs. If the wind is changing from 4 -7 miles an hour (and it ususally is), you will have more trouble bracketing or holding the 6BR in the 10 or X ring. Sort by. Founded by Frank Galli in 2000, Snipers Hide has been offering informational videos, podcasts, and other support to its users in one location. Material connection (partnerships) information available at http://ultimatereloader.com/about/, 6mm ARC is so new that as of the writing of this article, published load data did not exist! was everything the .244 Rem. If you already have an AR chambered in 6.5 Grendel, the ONLY thing you need to change is the barrel. Not a contest. 6.8 SPC The 6mm ARC has more match bullet options and is a better long-range performer. Reply. In very simple terms, the 6mm ARC's exterior ballistics exceed . 6mm ARC vs 6.5 Grendel. But on paper it looks promising. The ARC seems to be knocking on the heels of a BR. The biggest differences between the 6mm PPC and the 6mm ARC are the shoulder angle (30 for 6mm PPC, and 40 for 6mm ARC), and the base-to-datum spec for the shoulder (6mm ARC is pushed back further). Long-range precision shooting is one of the fastest-growing segments of the shooting sports. The Hornady manual states that this second set of data should not be used in gas-guns. with a collective yawn and flocked to the equally new and elegant Winchester Model 70 Featherweight in .243 Win. 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. Should I consider another upper? 6mm ARC has the potential to be the most versatile cartridge of all time for a few reasons: (1) 6mm ARC can handle projectiles anywhere between 55 and 115 gr. Maybe, if you are shooting farther out. On this Wikipedia the language links are at the top of the page across from the article title. Hunter aiming AR-15 rifle for which the Hornady 6.5 ARC was created. 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. 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! bullets like Hornady's 108-grain ELD-Match, the Hornady 6mm ARC drops and drifts less than any 223 Rem. Always enjoy your videos. I got hold of the barrel and some ammunition, the rest was already around and was mounted in a proven build, my Seekins Precision NX15. Hey Gavin and fellow Ultimate Reloader Fans: I had a chance to do more testing today as I finally received some Hornady factory 105 grain Black ammunition. My barrel is a 7 twist 20 and Im going to try the Hornady 108s and I may try some VARGET too as it is another of my favorites. ELD-X . We're going backwards! What does the 6 ARC do that the 6 BR REM hasn't been doing for over 50 years? pathfinder76 #14942491 06/04/20. Ultimate Reloader LLC is not responsible for errors in load data on this website. 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! Dave Bahde Dr. WT? Custom Mossberg 500 at the Range and Live Turkey!. Hornady's new 6mm ARC was designed for a specific military requirement; the 108-gr. The 6mm ARC's more efficient projectiles with their high BCs provides superior exterior ballistics with noticeably less wind drift, higher retained velocity and greater retained energy. I have handloaded the .243 Win. Or hunting? You never know for sure, but its not a failure out of the box like so many others. I don't shoot past 300 and dead is dead. Would love to get this thing shooting consistently under .5 with enough speed to reliably ring steel at 1000. Of course, handloading the 6mm Creedmoor is a reloaders dream. Larue Tactical two-stage, small parts are Seekins, the stock is an LMT. Snipers Hide is a community of Snipers of all kinds, focusing on long range shooting, accuracy, and ballistics. Copyright 2020 SHWAT | All Right Reserved. Posts: 11,077. The 224V and 6 ARC were identical to shoot and will probably stay my dedicated 1000 yard rifle (s) both ringing steel pretty easily. The newest 6mm factory round is the recently announced 6mm ARC (Advanced Rifle Cartridge). Fast is better but slow means mo? The factory 105s shot at 2662 FPS with an SD of 11 as measured by a Labrador. Excessive recoil, debilitating blast, and marked overpressure remain its claim to fame, thereby making it unsuitable for comparison for most of us. I fall into the latter category. You won't have to fiddle with necking/reforming in 6XC. .embed-container { position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; max-width: 100%; height: auto; } .embed-container iframe, .embed-container object, .embed-container embed { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }, Ultimate Reloader LLC / Making with Metal Disclaimer:(by reading this article and/or watching video content you accept these terms), This section is from my 6mm ARC Announcement Post. 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. bullets in .243" help make the light-kicking, short Hornady 6mm ARC ballistically superior to the 308 Win., 6.8 SPC. You might be surprised to discover you've come out on top! And it made the new round available in the very attractive and accurate Model 700. The content on this website (including videos, articles,ammunition reloading data, technical articles, gunsmithing and other information) is for demonstration purposes only. Follow up to the above. Joined. L. to R. are 223 Rem., 6.5 Grendel, 6.8 Rem. The 6mm ARC produces a larger splash signature that allows shooters to self-spot impacts and make rapid adjustments. case necked up, made especially for ARs. 6.5 Creedmoor vs. 6.5 PRC: Which is Better? Who knew wild turkey's were so stupid!? I also measured five fired but not resized factory 6mm ARC cases. Each rifle ships with one 10-round magazine. Designed for superior long-range accuracy, the ENDEAVOR line features a 20-inch barrel so that you can squeeze out every drop of ballistic performance from this exciting new caliber. Savage already offers a few more inexpensive options in 6mm ARC though defiantly not a mini action. Will it supplant mainstream calibers? In the 1970s, Remington experimented with a .308-sized case that was about 1.5 inches long and had a small primer pocket (like the PPCs). Let us count the ways. Editors Note: Looking for a deeper dive on the 6.5 Grendel vs. 6mm ARC? NOTE: This 6mm ARC reloading data is intended for use in bolt action rifles safe for pressures up to 62,000 psi. 2730 FPS and way over-pressured though SDs were single digits, groups were all just over 1.25 MOA. The newest 6mm cartridge is the 6mm ARC, which Hornady just introduced. 6mm BR vs 6mm BRA vs 6mm Dasher. Messages. I also confirmed velocity for existing conditions. . Maybe in a rural area where ranges stretch out, but movement here will be a rarity. NB / Canada. Velocity can be a factor, but given the same weight, recoil should be similar so I kept the weights as close as possible. 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. L. to R. are Berger 95-gr. Thread Modes. 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. 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. The .223 75-grain bullet, by contrast, drifts more than 15 inches at that range, and the ARC's advantage becomes more pronounced at longer ranges. Notify me via e-mail if anyone answers my comment. I chose to start with Varget because of what I read about 6mm PPC, and I have a lot on hand! 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. Just pouring powder in and checking it by eye. So, the 6mm ARC outperforms any magazine length 5.56x45mm NATO load simply through a combination of sheer horsepower and more efficient projectiles. 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 . . Slower, sure, but not enough to matter in the real world on real threats. Does the 6 mm arc not have 30 degrees shoulder angle?is wikipedia wrong? As Jackie says there's a big difference in the cases. Give a Gift Savage already offers a few more inexpensive options in 6mm ARC though defiantly not a mini action. The general shooting public loves them for control of vermin like feral hogs. It started as a popular wildcat before its approval by SAAMI. Standard practice is to start tweaking burn rates, bullet weight and weighting factor to make calculated muzzle velocity match actual. Powered by UBB.threads PHP Forum Software 7.7.5. It would seem to make a dandy handgun round as well. If this development strikes you as the opposite of progress, you might have spent the bulk of your life in the 20th century. It is based on the .308 Winchester case, necked down with no other change. 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! I purchased a 6mm ARC barrel from Brownels when they first came available. There you have it. Also 6X47 has also interested me. He gave it a 32-degree shoulder and called it the .243 Rock Chucker.. 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. Long-range started with a cold shot at 600 meters using the reticle followed by one at 1100 meters using confirmed elevation dialed in, holding for wind. Photo shows high B.C. After entering my measured capacities, measured muzzle velocity with 27 grains of VARGET under the 108 ELD-M of 2554 is now within 2 FPS of Quickloads estimated 2552 FPS. the problem is your average guy wants to shoot a long ways, they don't get the fast and light principles. How about the 26, 27, 28, and 30 Noslers? While the .243 Win. In an effort to salvage the .244 Rem., in 1963, Remington changed the name of the round to 6mm Remington and the barrel twist rate to 1:9 inches. This colored our perception of lower velocity rounds.
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