6mm arc vs 6mm br
The factory 105s shot at 2662 FPS with an SD of 11 as measured by a Labrador. LMT shot softer, exhibited a tank-like build, and proved great to shoot. Commercial 6mm ARC loads feature bullets selected to deliver ideal performance for hunting, match shooting, and personal protection applications. It doesn't need a .308 sized action to work. Once lasers hit the fields, the game began to change. I'm a 6.5x47 lapua man myself. 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. Most problems outside a war zone are handled nicely with 20 rounds and a couple of spare magazines. But I wanted to get some real-world results with my new CMMG Endeavor 300 6mm ARC AR-15 published as soon as I could, and therefore embarked on an exciting journey. '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. H-4895 is closer to the 6.5 Grendel sweet spot, so I thought it would be worth a try. You could get hits at 900 meters with all of them, 5 shot strings were easiest with the Creedmoors and they ruled at 1100 meters. You get most of the good without most of the bad and that is a pretty good start. ARC stands for "Advanced Rifle Cartridge." The caliber is 6mm or .243. 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. All gunsmithing procedures should be carried out by a qualified and licensed gunsmith at their own risk. Always enjoy your videos. Ran great with solid and repeatable accuracy using the same bullets as the 6CM. I therefore feel that Hornadys claimed performance data is feasible. Will it be my go-to bang away rifle, not likely. 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! He gave it a 32-degree shoulder and called it the .243 Rock Chucker.. Shooters greeted the .244 Rem. Team Hornaday is the master, bar none. A new 100-grain factory deer load completed the rounds metamorphosis. I hired a Mossberg in 243 Winchester to take this multi-tined TX Hill Country whitetail with a single shot. It was the wildcatters who brought it back to life by fiddling with a couple of popular designs. The .244 Rem. The case capacity of a 6mm AR is about 36 gr. Clovered groups were the norm for both. It would also be used as a deer rifle for new shooters (small deer, sitka blacktails). Just striving for accuracy. Some of the super short cartridges created to fit the increasingly popular AR-15 platform rifles with 2.26" magazine length. Federal has created a safer, easier and more reliable way to shoot a muzzleloader. Read it here. Custom Mossberg 500 at the Range and Live Turkey!. Joseph Von Benedikt shows his custom 500 and how well it shoots. These did not shoot well at all for me at 100 yards with an average of 1.9 MOA and after two lackluster 5-shot groups, I discontinued testing with them. The powder loads for the test spanned 1.6 grains and I fired 24 shots and only two were more than 1 MOA out. Ok from the perspective of one 6mm ARC lover. My handloads for the round have all been for Missouri deer, and I can confidently recommend my favorite. Follow @UReloader Joseph Von Benedikt is with Rafe Nielsen of Browning to take a look at a new X-Bolt series rifle. WT?, Tactical Time Lord. I have the 6 ARC and getting great results of .250 groups when I do my part. And its performance is effective with a variety of bullets. Modern Outfitters MC7, Proof Research 22 6CM, Bushnell Elite Tactical XRS 4.5-30, Hornady 108 grain ELDM. I also shot mine with an Ultra 9 direct-thread suppressor. But I wanted to get some real-world results with my new, would produce approximately 2,754 FPS in a 24 bolt-action rifle, Dont miss out on Ultimate Reloader updates, make. Your email address will not be published. Lapua brass is easy to find, however the bullet (105 Hybrid) and powder (Varget/H4895) most run will be tough to find. The need for a new, uncommon bolt/ face/ assembly kills 6 arc in the real world for bolt guns. If you have any doubt how well Hornady does this look no further than the 6.5 Creedmoor. bullets straight and seated above the powder reservoir. Hornady found a solution with the 6mm ARC. 6mm ARC vs 6mm BR. Cleaned it all but twice missing one cold shot at this range. How about the 26, 27, 28, and 30 Noslers? The general shooting public loves them for control of vermin like feral hogs. Not only did the rifle have a nice checkered American walnut stock, but also the light barrel was a handy 22 inches long. Ok from the perspective of one 6mm ARC lover. L. to R. are 223 Rem., 6.5 Grendel, 6.8 Rem. 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. 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. was introduced in Remingtons Model 722 short-action bolt gun, and while the Model 722 was a very accurate rifle, it was rather plain. We're going backwards! 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. 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. Or anything? They have 10 solid options ranging in weight from 90 to 110 grains. Variations on a theme. With the 6PPC you have to turn necks and fire-form the cases from smaller 220 Russianbrass. The 6.5 Grendel products deliver about 25.3 inches of drop at 400 yards when the rifle is zeroed to 200 yards. Save my name, email, and website in this browser for the next time I comment. Standard practice is to start tweaking burn rates, bullet weight and weighting factor to make calculated muzzle velocity match actual. Fred Huntington, founder of RCBS, developed a then-new 6mm cartridge by necking down the .257 Roberts case. They held a very consistent 34.58 grains of water. 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. Thanks Find. It gave dependable accuracy and high velocities. (In the 1960s, Speer made a 105-grain RN just for the .244 Rem.) I previously tested them in other calibers. Sectional densities are similar, and both should be good penetrators. The hardest thing about ladder testing for the 6 BR is deciding which load is the best because they are so good. 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. 6 ARC Testing To set up a viable 6mm ARC vs. these other calibers, I set 100-meter zeros, then confirmed at 1100 meters providing a proven hold at range. It started as a popular wildcat before its approval by SAAMI. Check one out and join the race to the bottom. H4895. 600m: Out of ten cold shots at 600 meters 7 hit home, pretty impressive. What about your 6.8 SPC? Posts. It will be interesting if they chamber this in micro-action bolt carbines like the Grendel has been. I tried a test one time after that ladder test, I decided to eyeball the powder amount in the case. L. to R. are 243 Winchester, 6mm Remington, 240 Weatherby Magnum. Probably the most recoil came out of the 6 Creedmoor. of Israeli Defense Forces, joins David Fortier for an exclusive interview for Shotgun News. [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. JavaScript is disabled. The 6 ARC proved at 2720 fps with a Density Altitude of 8800 feet. 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 newest 6mm cartridge is the 6mm ARC, which Hornady just introduced. It has had moderate success in various target venues. Some tactics never die, they just get regenerated. $1.75/Round. When it comes to the 6 ARC vs. everything else, it felt like carrying a 224V with the same length barrel. Messages. My wife has a Ruger American in 6mm Creedmoor, and it is the only round that has been able to pry her away from her beloved .270 Winchester. You won't have to fiddle with necking/reforming in 6XC. The handguard bolts to the upper eliminating impact shifts when setting the bi-pod or locking into a barricade or obstacle. When youre shooting dozens and dozens of rounds in a single competition, barrel life matters. I have a precision set up AR in 224 Valkyrie. So adopting the cartridge should be, for many shooters, convenient and affordable. Make sure to watch till the end. Sign up with your email address to receive news and updates. The Model 70 .243 Win. Poll: What Reloading Components Cant You Find? bullets like Hornady's 108-grain ELD-Match, the Hornady 6mm ARC drops and drifts less than any 223 Rem. To get started, click the link below to visit mymagnow.com and learn how to access your digital magazine. Developed by Hornady in concert with Proof Research and Barret Rifles, the result is a SAAMI spec and full support. It's wearing a, Finally, we started seeing heavy, high B.C., very low drag bullets that improved trajectories by minimizing drag and conserving energy. Heres a quick look at the best of this cohort. Do not attempt any of the processes or procedures shown or described on this website. That doesnt mean others in that community or those in contact with them may not want 6mm ARC someday, or even give it a try sooner than later. The 6mm ARC is a more aerodynamic bullet than the 6.5 Grendel. The 6mm GT easily attains more than 3,000 fps. 1100m: This is more academic than real, but they claim 6mm ARC performs at this range (compared to the .223 and 308). The latest, sleekest, high B.C. Ballistic Calculators & Field Results . Shots were aimed from a bi-pod, the rifle on the bench with me standing behind it. As a follow-up exercise, I plan to use QuickDesign software to create a more accurate model for the 6mm ARC. But because 6mm arc is currently $34.95 per box and 6mm CM is $31.50 there is not enough cost difference to worry about since I don't reload yet . Due to the lower MAP, the performance of 6mm ARC ammunition loaded to gas-gun pressures will, on average, be less than firearms loaded to bolt action pressures when using the same barrel length. V-MAX Item No. Only a few metric calibers have been really popular in the United States6.5mm and 7mmso the Great 6mms are relatively few in number. 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. 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). Using a LabRadar chronograph to measure velocities, we saw an average of . Poll: Where are you finding reloading primers and powder? They built these rifles with great attention to detail. The overall length of the 6mm ARC is 2.26 inches which is almost half an inch shorter than . bullets from the magazine and not be limited to being a single shot. Those I know that can pick their own stuff are still proving out the 224V and many like it, not sure the differences are enough right now, time will tell. The Hornady 6mm ARC is at its best with long for caliber, high BC bullets like this Berger 108-grain Elite Hunter. Mag. . .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. You never know for sure, but its not a failure out of the box like so many others. For a better experience, please enable JavaScript in your browser before proceeding. I also measured five fired but not resized factory 6mm ARC cases. Its small, and its availability is limited, but its accuracy and ballistic performance really qualify it for the Great category. The 6mm AR needs to be sized down from Grendel brass, or fire-formed from 6PPC brass. For those using 6.5 Grendel, its a 5-minute barrel change. by David Bahde | Dr. Factory loads were available, and it was moderately popular for both varmint and deer hunting and target shooting. Not liking Factory ammo so much as the longer OAL is a fair bit more difficult to load the magazine. 1,226. Salmon River Solutions: Ulra-Light Brakes, Rails, and more, Area 419 Orange Vise Maintenance and Barrel Change Jaw Kit, Hands-On: Phodera Armory Hill Country 30 Caliber Suppressor, Rifle Reloading Basics Pt1: Safety and Brass Tumbling, NEW Dies from Area 419: M-Series Sizer (In-Depth), Perfect Primer Seating with Frankford Arsenal, RCBS Lightweight Partner Press Unboxing and Overview, TESTED: Double Alpha Academy Turbo Case Feeder, Unsolved: 44 Magnum Over-Pressure Mystery, RCBS Lock-Out Die Part II: Setup and Maintenance, RCBS Lock-Out Die Part I: Theory of Operation, Reloading Safety: Powder Check Systems Overview. Precision Rifle Podcasts - 4 Podcasts Hosted by Top 10 Shooters. Thanks in large part to new, long-range shooting competitions, our acceptance of lower velocity accelerated even as muzzle velocities decelerated. and 6mm Rem., but it pushes them a little faster. And just in case some hunter wanted to knock off a deer with his .244 rifle, the company also offered a 90-grain loading. Company literature in 1955 described both bullets as Soft Point.. 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. There is a lot of hoped for or imagined history related to the 22 BR and 6 BR cartridges. Here I am shooting a Smith & Wesson M&P chambered 5.56x45mm. 1,461. Maybe in a rural area where ranges stretch out, but movement here will be a rarity. Give a Gift The 6 ARC can be built on mini actions such as the CZ 527, Howa Mini, Sako AI. The newest 6mm factory round is the recently announced 6mm ARC (Advanced Rifle Cartridge). WT?, Tactical Time Lord. Hornady launched the 6mm ARC with three factory loads: a 103-grain ELD-X Precision Hunter at an advertised 2,800 fps, 105-grain BTHP Hornady Black at an advertised 2,750 fps and the 108-grain ELD-Match load at a stated 2,750 fps. From a precision standpoint, 6mm ARC does tend to beat 224 Valkyrie. Required fields are marked *. 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. Share. As their names imply the biggest difference between the 6mm Creedmoor and the 6.5 Creedmoor is the bullet class. The .240 Wby. was not, and the .243 Win. 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]. 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. 2730 FPS and way over-pressured though SDs were single digits, groups were all just over 1.25 MOA. Learn more here: http://bit.ly/1G7xXag. The 24 Nosler is a terrific performer, so dont let its small size fool you. Photo Courtesy Berger Bullets. But do you know how to properly use them? Accuracy was up to par, and shooters took to the rifle-cartridge combo like a duck, well, you know. No factory rifles or ammo was available, but for a while, Federal offered nickel-plated 6x47 cases. The Hornady manual states that this second set of data should not be used in gas-guns. 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. It is chambered in many very good and some very inexpensive rifles, which have helped make it the hit that it is. 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. 07-08-2022, 07:47 PM . shoots the same cadre of 0.243-inch bullets as the .243 Win. bullets. You are here: Home > AR Parts > AR-15 Parts > AR-15 Upper Parts > AR-15 Barrels > 6MM ARC AR-15 Barrels 6MM ARC AR-15 Barrels Showing 1 - 16 of 16 items Sort By: Go Page of 1 Posts: 11,077. 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. (roughly .530 to .540 B.C. Both bullets produce deer-slaying accuracy. And it made the new round available in the very attractive and accurate Model 700. Did the 6 ARC outperform the .223? 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. Many shooters necked the BR case down, and a 6mm version ultimately became the 6mm BR Remington. Both hit at around 12 mils, the 6ARC just hit harder. I wont even mention primers as that is just generic across the board with any caliber at this point. The rim diameter of the 6mm ARC is 0.441 inches, while the 243 is slightly larger at 0.471 inches. Some may scoff at the old-fashioned roundnose bullet, but it is a terrific game bullet, and I have never had to use a second shot to down a deer. Before there were scopes or red dots there were iron sights. Pretty cool having a light-weight AR-15 that can accurately shoot out to at least 900 yards. That doesnt take anything away from what the 6 ARC does and the companies who developed it. My sources tell me the 6 ARC was a very small order for a specialized unit requested by an obscure R&D group that works under the DoD (Department of Defense) umbrella. The hunter can add about 100 to 150 fps of additional velocity to most game-weight bullets. The short reality is somewhat different. Once we could pinpoint exact distance to target, maximum velocity didnt matter as much. These developments are interesting, and the supreme accuracy achieved by several of the wildcat cartridges make them worthy of mention here. !function(d,s,id){var js,fjs=d.getElementsByTagName(s)[0],p=/^http:/.test(d.location)? Some have stated that it offers comparable ballistics to larger 6 mm cartridges like the 6mm Creedmoor and .243 Winchester, but out of a smaller cartridge, however this simply is not true when comparing muzzle velocities between them. The rifles Barrett supplied for the DoD are top-notch, but they are just a modified REC-7 DI. The 6mm Rem. can exceed it by 500 fps and the 240 Weatherby by 600 fps. The 6mm Creedmoorin the same fashion of its larger counterpartfits those bullets very well. ELD-Match, and Berger 115-gr. (Ret.) H2O, and a 6mm BR, around 39.0 gr. The Mossberg 500 Pump Action Shotgun is one of the most popular home defense shotguns on the market. Slower, sure, but not enough to matter in the real world on real threats. Alaska. pathfinder76 #14942491 06/04/20. This rifle originally started out as a 224 Valkyrie using their IRMT upper and NX15 lower. Some tactics never die, they just get regenerated. This increased size means the 243 has a case capacity of 53-54.8 gr H2O. Blue collar reloading had 25 boxes of brass right now. I to have a precision .224 V and would love to see a real world side be side comparison with the 6 ARC. Outside a few very special special units, the military gets whats issued. 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. ), 6mm ARC brass (new), 6.5x47 (New) Sierra 6mm Gamechanger 90gr and 6.5 130gr Gamechanger, Update on my BadRock 6mm ARC bolt gun and new Hornady Podcast, Custom 700 in 6mm Norma BR (ARC, Timney, Bartlein) *Price drop*. 6.8 SPC The 6mm ARC has more match bullet options and is a better long-range performer. The 6.5 Creedmoor shoots 6.5mm/.264 class projectiles while the 6mm Creedmoor is necked down to shoot 6mm/.243. I had a 6mm Norma BR built on a Remington 700 and I could not get it to feed from the magazine. Whats the plus delta on each? Its almost boring. There are probably better choices in a bolt gun, The 6 BR Rem has been around for a while but not fifty years, yet. 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. 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. 6mm AR (L), 6mm BR (R) Good luck, John 1shot Mar 4, 2013 #4 Just looking for a ball park difference. This 6 ARC was an excellent performer, not a precision rifle but thats not what its for. Given all the focus on the Armys NGSW (Next Generation Squad Weapon) program when the Hornady 6mm ARC was introduced it was pretty easy to mix the two up. Hornady's new 6mm ARC was designed for a specific military requirement; the 108-gr. Five shot rapid-fire was not bad. Required fields are marked *. Let us count the ways. Lower velocity means less flame and heat for longer barrel life. Each session started with a cold shot at 100 meters confirming zero while showing repeatability out of the bag. In 100-200yd benchrest competition, the 6PPC is still the "winningest" cartridge around. : 2.095" G1 B.C. Closer to 43, I think. Your email address will not be published. Already offering hunting, practice, and LE (TAP) rounds, the 6mm ARC starts with a firm leg up and should not be discounted without regard to why it was developed. Even with the cost of the Proof Research barrel it doable. Handloads are easy to prepare, and while my limited use of the .240 Wby. No surprise there since it is about the same weight as the 6 ARC and both used Proof Research barrels. Fast is better but slow means mo? 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. With the super bullets and modern powders of today, I cant imagine a better deer and antelope round. Its accuracy is simply phenomenal, and it makes a superior varmint cartridge. Its a 6mm cartridge similar to 6.5 Grendel, built for the AR-15 platform, Its optimized for bullets in the 103 grain 110 grain range, Its got more velocity and less recoil compared to 6.5 Grendel, It shares the same parent case with 6.5 Grendel: The 220 Russian, Its capable of launching a 6mm 108 grain projectile approximately 2800 FPS from a 24 barrel, BARREL: 20, 1:7.5 twist, 6mm ARC, MT 416SS, SBN, MUZZLE: MUZZLE: SV Brake, threaded 5/8-24, GAS PORT LOCATION: Rifle Length with SLR Adjustable Gas Block, RECEIVER: Forged 7075-T6 AL M4 type upper, AR15 type lower, FINISH: Cerakote Receivers and Hand Guard, Find a cartridge similar to 6mm ARC thats supported in the, Determine the 6mm ARC case capacity for my lot of brass (H2O method), Adjust Quickload model for case capacity and any other factors, Model loads looking at pressures and velocities (using 6mm PPC load data as a backup sanity check), It shares the same parent case with 6mm ARC (the 220 Russian), Its case capacity is very close (1.9 grains of H2O different), Likely in reference to a 24-ish test barrel, No AR gas system present to reduce velocity, Start with observed 20 velocity data for my H-4895 load (2,631 FPS), Look at the QuickLoad projected velocity difference between a 20 and 24 barrel, Add the velocity difference to the actual measured velocity, Account for ~1.18% reduction in velocity (calculated from my 224 Valkyrie AR-Bolt side by side testing) due to the AR-15 gas system, I had limited components available to test, results could get better from here (more velocity with less pressure), These loads may be hotter than what will function reliably in a typical AR-15 (and may not be safe), I will follow up with testing of Hornadys factory ammunition with the 108 grain ELD-M bullet.
6mm arc vs 6mm br