Variations on a theme. ELD-Match, and Berger 115-gr. This rifle originally started out as a 224 Valkyrie using their IRMT upper and NX15 lower. 6mm AR (L), 6mm BR (R) Good luck, John 1shot Mar 4, 2013 #4 There are 6ARC bolt guns out there. 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. Unlike the WSSM, the Hornady 6mm ARC was engineered around a long, high B.C. Also 6X47 has also interested me. 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! Just striving for accuracy. 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). I wasn't going to take a shot at more than 50 or 60 yards and would take my time before I squeezed the trigger. 6mm ARC vs 6.5 Grendel: Which AR-15 Round Is Best? - Ammo.com As Jackie says there's a big difference in the cases. One other fine 6mm round is the .240 Weatherby Magnum. You can get a 6 to 6.5 pound rifle which can shoot high B.C. The powder charge I used then is lost to history, but the bullet was a Speer 90-grain SP. The 224V and 6 ARC were identical to shoot and will probably stay my dedicated 1000 yard rifle (s) both ringing steel pretty easily. This is exactly what we would expect. 22420 C.O.L. Head to Head: .243 Winchester vs. 6mm Remington | An Official Journal was everything the .244 Rem. As such, SAAMI maximum average pressure is set at a relatively mild 52,000 psi. 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 I did not have time to work up a load for accuracy, so Ill defer that discussion for a future post. Unlike the NGSW the 6 ARC is a standard cartridge fired from an AR-15. of H2O, almost right inbetween a 6 mm PPC, around 32 gr. I followed up with three at 300 meters and a 600 Meter shot on a 22 x 16 silhouette steel. 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. Should I consider another upper? Fast is better but slow means mo? Low velocity coupled with relatively light bullets reduces recoil. Contact ultimate reloader by clicking here. I to have a precision .224 V and would love to see a real world side be side comparison with the 6 ARC. All of these are heading in the opposite direction. remains a runaway hit to this day. 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. Pretty cool having a light-weight AR-15 that can accurately shoot out to at least 900 yards. I never cleaned it with anything. This colored our perception of lower velocity rounds. I'm thinking most, if not all of these are bolt actions, but there are plenty of AR rifles ready to chew up a few thousand 6mm ARC rounds for you. I have a precision set up AR in 224 Valkyrie. No factory rifles or ammo was available, but for a while, Federal offered nickel-plated 6x47 cases. Poll: What Progressive Reloading Press Do You Use Most? Follow @UReloader The 6x45 is the .223 Rem. 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. And its performance is effective with a variety of bullets. and puts more impact splash on steel plates than any .224 rounds. 6MM BR Northwest Magnum So adopting the cartridge should be, for many shooters, convenient and affordable. Shots are on 12 round steel and 22 x 16 silhouette steel at 600 and 1100 meters. 6mm ARC vs 6.5 Grendel. 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. for a Remington 40XB Rifle in 6m/m Remington Bench Rest back in 1985 or so. (Maybe in 6mm ARC? (Ret.) Twist rate was one turn in 10 inches, which handled the 100-grain deer bullets nicely. Required fields are marked *. The old 243 Winchester can beat that by about 300 fps. .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. Handloads are easy to prepare, and while my limited use of the .240 Wby. 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. Ballistic Calculators & Field Results . Nearly two dozen rifle makers are already chambering for the round, including Browning, Proof, Christensen, Barrett, Mossberg, and Howa. 6MM ARC AR-15 Barrels for Sale at Joe Bob Outfitters! In 100-200yd benchrest competition, the 6PPC is still the "winningest" cartridge around. Both bullets produce deer-slaying accuracy. The 6 ARC can be built on mini actions such as the CZ 527, Howa Mini, Sako AI. Truth be told, the magnum race is still underway. L. to R. are 223 Rem., 6.5 Grendel, 6.8 Rem. After forming some cases I shot Berger 105 hybrid targets over 27.5 grs. 6 ARC vs. 6 BR REM which to pick? - 24hourcampfire With the super bullets and modern powders of today, I cant imagine a better deer and antelope round. For a better experience, please enable JavaScript in your browser before proceeding. Any discussion of great 6mm cartridges must start (some would say end) with the .243 Winchester. (In the 1960s, Speer made a 105-grain RN just for the .244 Rem.) Jan 13, 2021. They run the gamut from tiny benchrest numbers to those with larger cases that essentially duplicate many factory rounds. 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? Consider the 7mm, 300, 338, and 375 Remington Ultra Magnums. This is a much more confidence inspiring correlation with regards to safety and predictability. I think the point of the arc is that it works in an ar 15. On this Wikipedia the language links are at the top of the page across from the article title. Topic: 6MM BR or 6MM Dasher?????? | ReeseBottom What follows is my experience shooting the 6 ARC compared to five other calibers. I shot out to 700 yards next with .4 to .5 MOA accuracy and ended the day putting 3 out of 3 shots on the 900 yard gong in a .4 MOA group. At the moment, it remains a proprietary caliber with one source of magazines and ammo, unproven. Posted: 11/11/2012 6:04:07 PM EST [#2] Velocity with a 105gr bullet from both is 2750 fps. has much kick to start with. In many ways, the race to the bottom is paying off. remains a solid performer with todays high-tech bullets, new powders, and fast-twist rifle barrels. The 6mm ARC was built by necking down the 6.5 Grendel. Hornady is an obvious first choice for selecting 6mm projectiles to load the 6mm ARC with. No surprise there since it is about the same weight as the 6 ARC and both used Proof Research barrels. Range Report 6mm ARC vs 6 PPC vs 6 Grendel. range.) This is fortuitous, as it is a delight to reload and seems to like just about all the bullets Ive tried in it. Slower, sure, but not enough to matter in the real world on real threats. As their names imply the biggest difference between the 6mm Creedmoor and the 6.5 Creedmoor is the bullet class. Copyright 2020 SHWAT | All Right Reserved. A memorized trajectory curve combined with a ballistic reticle or turret dialing could compensate. I also measured five fired but not resized factory 6mm ARC cases. Lapua brass is easy to find, however the bullet (105 Hybrid) and powder (Varget/H4895) most run will be tough to find. Head diameter is .441, a bit less than the .535" head of the short-lived 243 WSSM which was a lot faster than the ARC. You never know for sure, but its not a failure out of the box like so many others. It fits in an AR mag. Your email address will not be published. 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). But no matter, new is new. Just pouring powder in and checking it by eye. Campfire Outfitter . Quickload can be frustrating when there is more than 10 FPS difference between calculated and measured MV. Posts. To get started, click the link below to visit mymagnow.com and learn how to access your digital magazine. Arguments amongst experts (real and self-delusional) spewed forth with ferocity. 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). In 1955, on the heels of the .243 Win., the .243 Rock Chucker was modified slightly by Remington and became the .244 Remington. 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. Learn the difference between revolvers and semi-auto pistols and what makes them different. Lower velocity means less flame and heat for longer barrel life. The Hornady 6mm ARC | Midsouth Shooters From a precision standpoint, 6mm ARC does tend to beat 224 Valkyrie. 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. A new 100-grain factory deer load completed the rounds metamorphosis. Travis224 Sergeant. Custom Mossberg 500 at the Range and Live Turkey!. Joined: Jun 2002. Thread starter Travis224; Start date Aug 11, 2020; Forums. The old 243 Winchester can beat that by about 300 fps. . The 6mm ARC is a 5.56-platform compatible cartridge, similar to the 6.5 Grendel. No math test required. 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. Has any one who has both ever measured the case capacity (H2O) My google foo has failed me. Thanks Find. The first groups were the 6.5 Grendel cases that I modified for the 6mm ARC. Because it's been around longer there are many, many more factory loads . 12 Great 6mm Cartridges - Shooting Times Always used manufacturers published load data! See full disclaimer below. 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. 07-08-2022, 07:47 PM . 223 Rem., and most other cartridges that fit AR-15 length magazines and rifles. 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. Eight reasons to embrace the Hornady 6mm ARC and other low-velocity cartridges. The bullet drop for the 6.5 Grendel is slightly greater because it's a larger bullet. If you have any doubt how well Hornady does this look no further than the 6.5 Creedmoor. The cartridge is specifically designed to maximize performance in AR-15s with barrels between 12 and 24 inches. Its small, and its availability is limited, but its accuracy and ballistic performance really qualify it for the Great category. Mag. Head to Head: 6 mm ARC vs. 6.5 Grendel - An Official Journal Of The NRA Mag., the 6mm-204 essentially recreates the 6x47. Overall, the 6mm ARC delivers optimum all-range performance and barrel life. That flattens trajectories somewhat and applies a bit more punch to the game. LMT shot softer, exhibited a tank-like build, and proved great to shoot. Accordingly, the firm introduced two loads. Benchrest (BR) shooters will go to almost any length to shave 0.001 inch off of their aggregate average, and there is a diverse assemblage of 6mm wildcat rounds for BR shooters. Geissele fixed gas block was retained with no change in brass ejection pattern or bolt speed. 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. Theres more coming related to 6mm ARC! was introduced in Remingtons Model 722 short-action bolt gun, and while the Model 722 was a very accurate rifle, it was rather plain. Really liking the 6mm Arc in this CZ 527 platform. I don't shoot past 300 and dead is dead. How about the 26, 27, 28, and 30 Noslers? It was the wildcatters who brought it back to life by fiddling with a couple of popular designs. I also shot mine with an Ultra 9 direct-thread suppressor. 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. is One Gun To Rule Them All, New 270 Cartridges Challenge 6.5s and 7mms. It started as a popular wildcat before its approval by SAAMI. 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. L. to R. are Berger 95-gr. 6mm ARC vs 6.5 Grendel - Performance Comparison - The Lodge at AmmoToGo.com 6mm ARC - Wikipedia What about your 6.8 SPC? 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. Posts: 11,077. The 6mm Creedmoorin the same fashion of its larger counterpartfits those bullets very well. They have 10 solid options ranging in weight from 90 to 110 grains. By accepting these terms, you agree that you alone are solely responsible for your own safety and property as it pertains to activities, procedures, techniques, or practices described in whole or part on this website. Once we could pinpoint exact distance to target, maximum velocity didnt matter as much. 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. But on paper it looks promising. Retested today with 26.3 grs. has not been on game, some loads stand out. In addition to the above comments there is some confusion regarding the 6 mm ARC's performance. | 0 comments. The need for a new, uncommon bolt/ face/ assembly kills 6 arc in the real world for bolt guns. All gunsmithing procedures should be carried out by a qualified and licensed gunsmith at their own risk. The 6mm ARC cartridge is a new SAAMI-spec cartridge based on the 6.5 Grendel case necked down for 6mm bullets, with the shoulder moved back 0.030. 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. Velocities were established from a 24-inch barrel. Photo Courtesy Berger Bullets. 6mm ARC The newest 6mm factory round is the recently announced 6mm ARC (Advanced Rifle Cartridge). [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. ELD (l.) makes for an excellent long-range target round, while the 103-gr. 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. [citation needed]. The ARC seems to be knocking on the heels of a BR. It doesn't need a .308 sized action to work. The benchrest crowd has not been overlooked in the 6mm derby, and one cartridge literally rewrote the record book. Unless youre carrying this into combat, Im not sure it matters. Even with the cost of the Proof Research barrel it doable. Curious? (roughly .530 to .540 B.C. Consistency remained about the same with 2 or 3 out of five the norm. 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. Some have long and storied histories, while others are just now making their own legends. 6.5 Grendel The 6mm ARC delivers comparable performance from a wider assortment of bullets, making it a more versatile choice. Available in different sizes and red dot ready, it'll fit your needs, whatever they are. By comparison, the 6 mm ARC gets there in 2.04 seconds. Each session started with a cold shot at 100 meters confirming zero while showing repeatability out of the bag. Should You Use the 6mm for Deer Hunting? - John In The Wild | I chose to start with Varget because of what I read about 6mm PPC, and I have a lot on hand! 260RemGuy: I began a five year long search (bribery fest!) Clearly better to galivant around the countryside with then an AR10. The newest 6mm cartridge is the 6mm ARC, which Hornady just introduced. 6mm BR vs 6mm BRA vs 6mm Dasher. The case capacity of a 6mm AR is about 36 gr. Mag. wasnt the only knife in the drawer, even if it was the sharpest one. Im referring to the 6mm Creedmoor, which is simply the 6.5 Creedmoor case necked down with no other change. What explains that? The laser rangefinder, in part. Walther's new Performance Duty Pistol is ready for both concealed carry and conventional service situations. 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. 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. 1,461. It is advanced for the AR platform. The 24 Nosler is exceptionally accurate and mild mannered and has cleanly taken numerous midsized big-game animals. 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. Hornadys 80-grain GMX and 103-grain ELD-X and the Speer 90-grain Hot-Cor all are accurate and deadly. Or anything? Five more for effect as fast as I could get back on target ended the drill. Second, it was chambered in the delightful Winchester Model 70 Featherweight, which was a major factor in the .243s huge success. Joseph Von Benedikt is with Jorge Spat to learn all about it. SuperCub. continues to ride the crest of the 6mm-caliber wave, the tried-and-true 6mm Rem. I have handloaded the .243 Win. The 6mm bore diameter had all but faded by 1955; the only popular 6mm cartridge prior to the release of this pair was the 6mm Lee Navy cartridge, and that cartridge was virtually obsolete by the 1930s. bullets from the magazine and not be limited to being a single shot. The 6mm AR needs to be sized down from Grendel brass, or fire-formed from 6PPC brass. H4895 with 5-shot groups from the high .5s to 1.0 MOA. I started out a skeptic, not terribly excited about the 6mm ARC. Low recoil is also noted. 6mm ARC vs 243: The Low Recoil Rifle Rounds : r/ammo Here I am shooting a Smith & Wesson M&P chambered 5.56x45mm. 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. Most Popular. 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. Using already available magazines, bolts and the AR15 platform is a big plus. Short, relatively fat cartridges concentrate powder near the ignition flame for an even, consistent burn with a tendency to improve muzzle velocity consistency. So what about Hornadys published 2,750 fps number for the 108 grain ELD-M bullets in 6mm ARC? A fun challenge. Maximum Cartridge Overall Length is 2.26. 6mm ARC vs 6.5 Grendel - 24hourcampfire I don't know the velocity, but I suspect something under 3k. If this rifle is any indication all it took was a barrel, bolt, and magazine swap. With this testing behind me, I must say it was fun, I enjoyed it and will keep testing as new ammunition is available. Will it supplant mainstream calibers? The latest, sleekest, high B.C. Five shot rapid-fire was not bad. You may know one or two more. The content on this website (including videos, articles,ammunition reloading data, technical articles, gunsmithing and other information) is for demonstration purposes only. Oct 7, 2010 530 254 44 Council Bluffs, Iowa. $1.75/Round. Dr. Reduced recoil minimizes flinching and enables shooters to see their hits or misses so they can correct for subsequent shots. Both were termed Pointed Soft Point Core-Lokt bullets. Whats more: Its already SAAMI approved! Factory loads were available, and it was moderately popular for both varmint and deer hunting and target shooting. However, the 6mm BR is superior at 300m and beyond. This rifle is optimal for 6mm ARC because of the 20 barrel length, and the 1:7.5 twist rate. Joseph Von Benedikt is with Rafe Nielsen of Browning to take a look at a new X-Bolt series rifle. 100 Factory ammo? Ballistically, thanks mostly to heavy-for-caliber, high B.C. This morning, using the same scale and method as Gavin, I measured the case capacity using water weight in two sets of fired but not resized cases. Always enjoy your videos. 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 hired a Mossberg in 243 Winchester to take this multi-tined TX Hill Country whitetail with a single shot. I'm pretty sure that the dies were marked 6 BR REM. When youre shooting dozens and dozens of rounds in a single competition, barrel life matters. According to some of the PRS crowd it lets you spot shots through your scope. 6mm ARC Review : Fad or Viable Cartridge? : Gun University ELD-X . Joseph Von Benedikt visits with Aaron Oelger from Hodgdon about the unprecedented demand on the shooting supply industry.
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