The hardest thing about ladder testing for the 6 BR is deciding which load is the best because they are so good. Some tactics never die, they just get regenerated. While it did well the clear winner was the 6CM, high BC and extra velocity are hard to overcome at this range. What about your 6.8 SPC? [5] 2023 Outdoor Sportsman Group. Poll: Where are you finding reloading primers and powder? In very simple terms, the 6mm ARC's exterior ballistics exceed . Accuracy was good, with one group I captured on camera (see video) measuring 0.750: I decided to see how fast a 95 grain bullet could be propelled by the 6mm ARC, so I turned to some 6mm Berger Classic Hunter bullets I had on hand, and Ramshot TAC powder. You will not find better quality and consistency when it comes to Lapua. 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. Cleaned it all but twice missing one cold shot at this range. This is exactly what we would expect. Even with the cost of the Proof Research barrel it doable. The rim diameter of the 6mm ARC is 0.441 inches, while the 243 is slightly larger at 0.471 inches. Truth be told, the magnum race is still underway. Shots are on 12 round steel and 22 x 16 silhouette steel at 600 and 1100 meters. Comparing 6mm ARC to 6mm CR is is apples and oranges again. Should I consider another upper? (Maybe in 6mm ARC? From a precision standpoint, 6mm ARC does tend to beat 224 Valkyrie. No factory rifles or ammo was available, but for a while, Federal offered nickel-plated 6x47 cases. 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. 100 Factory ammo? H2O. Five shot rapid-fire was not bad. Its release as a commercial round was presaged by a number of successful 6mm wildcats like the 6mm AR based on the Grendel. However, the 6mm BR is superior at 300m and beyond. 6mm ARC The newest 6mm factory round is the recently announced 6mm ARC (Advanced Rifle Cartridge). GD. No knobs, just a hold using the reticle, find it, read the wind, hold, and press, adjust as needed and repeat. Heres a quick look at the best of this cohort. First, the cartridge was designed for dual purposes: deer hunting and varmint hunting. It still turns the steel and is very consistent holding 9 mils at the top. Dropped on my M16 lower doubles and triples stayed on a full-sized silhouette out to 25 yards, stretched doubles to 50 yards. Read it here. Standard practice is to start tweaking burn rates, bullet weight and weighting factor to make calculated muzzle velocity match actual. was necked up to 6mm and called the 6x47. Real Performance Results, From-Scratch Experimental Load Development, 6mm ARC Landing Page at Midsouth Shooters Supply, Subscribe to Ultimate Reloader Reloading Blog by Email, NEW DAA Infra-Red Low Powder Sensor (Hands-On). As you can see, velocities differ by 170 - 220 fps, with the lighter 6mm ARC moving faster from the compact case. Factory loads were available, and it was moderately popular for both varmint and deer hunting and target shooting. You'll need a new barrel, bolt, and mags. Copyright Ron Spomer Outdoors document.write(new Date().getFullYear()) If you have any doubt how well Hornady does this look no further than the 6.5 Creedmoor. Slower, sure, but not enough to matter in the real world on real threats. It has had moderate success in various target venues. Im interested in a direct comparison to the 224 Valkyrie and the 6 mm ARC. 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. While this excellent cartridge was almost doomed at birth, it has hung on, to the chagrin of deer, prairie goats, coyotes, and rock chucks everywhere. 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. 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! 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. ARC stands for "Advanced Rifle Cartridge." The caliber is 6mm or .243. 223 Rem., and most other cartridges that fit AR-15 length magazines and rifles. The case capacity of a 6mm AR is about 36 gr. I had only some pre-primed new Hornady 6mm ARC brass to start with and the SAAMI Specs for 6mm ARC. With this testing behind me, I must say it was fun, I enjoyed it and will keep testing as new ammunition is available. But the 6mm ARC drops 22.2 inches. Lapua brass is easy to find, however the bullet (105 Hybrid) and powder (Varget/H4895) most run will be tough to find. I have handloaded the .243 Win. After forming some cases I shot Berger 105 hybrid targets over 27.5 grs. Commercial 6mm ARC loads feature bullets selected to deliver ideal performance for hunting, match shooting, and personal protection applications. Given the need for a centered shot on a 6 roundish target from 100 to 300 meters, I would take it without hesitation. Using already available magazines, bolts and the AR15 platform is a big plus. It fits in an AR mag. Savage already offers a few more inexpensive options in 6mm ARC though defiantly not a mini action. The factory 105s shot at 2662 FPS with an SD of 11 as measured by a Labrador. A fun challenge. ELD-X . Ever since the 6mm ARC came out I've been stuck on the idea of building one as a bolt gun trainer, specifically on a Tikka action. The Hornady 6mm ARC takes the 24-caliber into record territory the slowest muzzle velocity of any commercial cartridge propelling .243 bullets. Winchesters strategy for the .243 was twofold and well thought out. This is the Great short, fat 6mm PPC that was developed by Dr. Louis Palmisano and Ferris Pindell. The powder loads for the test spanned 1.6 grains and I fired 24 shots and only two were more than 1 MOA out. The suppressor is an X2Devgroup, Orion X. Its short at 6, light at 16 ounces, and has no backpressure eliminating excess gas. The Eagle Eye 6.5 Creedmoor shoots a 130gr hybrid projectile with a .295 G7 at 2,960fps from an average 26" barrel. Unless youre carrying this into combat, Im not sure it matters. Your email address will not be published. No math test required. bullets of the 6mm Creedmoor. Campfire Outfitter . A World Record Attempt and everyone is out at the range shooting and practicing. Taurus has redesigned this sporting pistol for performance. 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. MV consistency matters a great deal at extended ranges. V-MAX Item No. 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. Handloads are easy to prepare, and while my limited use of the .240 Wby. This is a much more confidence inspiring correlation with regards to safety and predictability. Editors Note: Looking for a deeper dive on the 6.5 Grendel vs. 6mm ARC? Commercial 6mm ARC offerings will feature bullets selected to deliver ideal performance for hunting, match shooting and personal protection applications. In the 1970s, I had a Remington Model 700 BDL so chambered, and I took my first Texas whitetail with it. Contact ultimate reloader by clicking here. You get most of the good without most of the bad and that is a pretty good start. If you want to shoot at distance with your AR-15, this is the cartridge. For a better experience, please enable JavaScript in your browser before proceeding. Make sure to watch till the end. 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 short reality is somewhat different. It may not display this or other websites correctly. Not only did the rifle have a nice checkered American walnut stock, but also the light barrel was a handy 22 inches long. 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. Distance is its forte and with its 2020 introduction and ability to flatten the trajectory curve, the 6mm ARC might ought to have been called the "Corona cartridge.". You won't have to fiddle with necking/reforming in 6XC. As a follow-up exercise, I plan to use QuickDesign software to create a more accurate model for the 6mm ARC. remains a runaway hit to this day. It would also be used as a deer rifle for new shooters (small deer, sitka blacktails). Based on my best estimation, my H-4896 108 ELD-M load would produce approximately 2,754 FPS in a 24 bolt-action rifle. Both were termed Pointed Soft Point Core-Lokt 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? It recoils about 50% less than any long-range 308 Win. In between: Everything performed swimmingly between 100-400 meters as they should, once again the ZEV shines here with no recoil and consistent accuracy, almost boringly easy to get hits. for a Remington 40XB Rifle in 6m/m Remington Bench Rest back in 1985 or so. If you are looking for 6mm ARC ammunition, components, or parts/gear, check out the following: Dont miss out on Ultimate Reloader updates, make sure youre subscribed! I think the point of the arc is that it works in an ar 15. I to have a precision .224 V and would love to see a real world side be side comparison with the 6 ARC. Just striving for accuracy. Do you load for a Uintah Precision bolt upper? Facebook; Twitter; Pinterest; Related Articles. The 6mm GT easily attains more than 3,000 fps. The newest 6mm cartridge is the 6mm ARC, which Hornady just introduced. Before there were scopes or red dots there were iron sights. I previously tested them in other calibers. 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. 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. Obviously, they are not nearly as popular as the 6mm hunting cartridges. Give a Gift The author marvels at the gun industry's ability to create ever more cartridges that keep the shooting sports fresh. 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! Some of the super short cartridges created to fit the increasingly popular AR-15 platform rifles with 2.26" magazine length. | But do you know how to properly use them? Some tactics never die, they just get regenerated. Geissele fixed gas block was retained with no change in brass ejection pattern or bolt speed. Using QuickLoad, I worked up the following load: For this load, I shot a group of 5 shots on the chronograph, and observed the following: This load produced very mild indications of pressure on the case rim, and functioned in the rifle well. 6mm AR (L), 6mm BR (R) Good luck, John 1shot Mar 4, 2013 #4 Do not attempt to repair or modify any firearms based on information on this website. 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. and 6mm Rem., but it pushes them a little faster. range.) Save my name, email, and website in this browser for the next time I comment. The laser rangefinder, in part. (roughly .530 to .540 B.C. 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. This colored our perception of lower velocity rounds. Velocity can be a factor, but given the same weight, recoil should be similar so I kept the weights as close as possible. That will undoubtedly change, but not overnight. 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. Ran great with solid and repeatable accuracy using the same bullets as the 6CM. Thread Modes. That bullet and Hybrid 100V powder recently grouped into a remarkable 0.44 inch in a Ruger Model 77R. 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. 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. The 6mm ARC is basically the 6.5 Grendel necked down to hold a .243 bullet with the 30-degree shoulder pushed back a smidgen. Company literature in 1955 described both bullets as Soft Point.. The 6mm ARC is a more aerodynamic bullet than the 6.5 Grendel. It will be interesting if they chamber this in micro-action bolt carbines like the Grendel has been. Required fields are marked *. bullets from the magazine and not be limited to being a single shot. 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. 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). Absolutely, but not significantly better than the 224V with the 90 grain SMK. The overall length of the 6mm ARC is 2.26 inches which is almost half an inch shorter than . Variations on a theme. Probably not. Poll: What Progressive Reloading Press Do You Use Most? Its design uses propellants efficiently. 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. 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. Federal has created a safer, easier and more reliable way to shoot a muzzleloader. Just pouring powder in and checking it by eye. Honey Badger, XM2010, C22, R4, MSR, CSR, AAC, BARNES BULLETS (https://www.youtube.com/watch?v=ykTfyrMiXps). Short, relatively fat cartridges concentrate powder near the ignition flame for an even, consistent burn with a tendency to improve muzzle velocity consistency. has much kick to start with. Both can produce sub-MOA groups, but 224 Valkyrie seems to spread out faster than 6mm ARC. Will it supplant mainstream calibers? projectiles make up for their lower MV with less wind deflection, the toughest variable to battle at long range. Another cartridge that deserves mention is the relatively new 24 Nosler. This is fortuitous, as it is a delight to reload and seems to like just about all the bullets Ive tried in it. You must log in or register to reply here. 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. pathfinder76 #14942491 06/04/20. wasnt the only knife in the drawer, even if it was the sharpest one. Posts: 11,077. Precision Rifle Podcasts - 4 Podcasts Hosted by Top 10 Shooters. Thread starter Travis224; Start date Aug 11, 2020; Forums. 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. 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. No surprise there since it is about the same weight as the 6 ARC and both used Proof Research barrels. Click here to view the cartridge and chamber print on the SAAMI website. The Hornady 6mm ARC is at its best with long for caliber, high BC bullets like this Berger 108-grain Elite Hunter. This is only a slight victory, however. Walther's new Performance Duty Pistol is ready for both concealed carry and conventional service situations. The 243 has a case length of 2.045" compared to the 1.49" of the 6mm cartridges. 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 . In my next story Ill be deep-diving on the CMMG Endeavor 20 6mm ARC AR-15, and will be stretching its legs to greater distances. Always cross-reference load data with manufacturer's published data. 6 BR REM, not 6.5. It is advanced for the AR platform. Thanks Find. 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. They have 10 solid options ranging in weight from 90 to 110 grains. As the dust settled and reality set in this dissipated a bit. Photo shows 5 popular short rounds for the AR 15 platform, same short action the Hornady 6mm ARC is engineered to fit. Then the AR-15 platform exploded and the game changed some more. The faster a bullet leaves the barrel, the farther it flies before hitting the ground, the less it deflects in crosswinds, and the more energy it carries when impacting the target. The newest 6mm factory round is the recently announced 6mm ARC (Advanced Rifle Cartridge). Would love to get this thing shooting consistently under .5 with enough speed to reliably ring steel at 1000. Hornadys 80-grain GMX and 103-grain ELD-X and the Speer 90-grain Hot-Cor all are accurate and deadly. SuperCub. My speed is significantly slower ( 50 FPS) than Gavins at 2552 FPS with an SD of 6. It is a 6 BR REM barrel that came off a rifle that I bought for the Remington 600 donor action. Sign up with your email address to receive news and updates. Slightly bigger still is the 6CM, which invokes much cooler H1000 powder (to best all these in barrel life). Retested today with 26.3 grs. Designed to meet the needs of the worlds toughest critics, the 6mm ARC utilizes efficient, high-BC bullets to deliver unprecedented performance from the AR-15 platform. WT?, Tactical Time Lord. Given this or your typical AR10, no contest, the 6 ARC is much easier to carry. 6mm ARC: Fact or Fiction? Sectional densities are similar, and both should be good penetrators. Introducing the Silencerco SCO15 Lower Do We Need Another AR-15 Lower? Once lasers hit the fields, the game began to change. 1,461. The handguard bolts to the upper eliminating impact shifts when setting the bi-pod or locking into a barricade or obstacle. 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. The content on this website (including videos, articles,ammunition reloading data, technical articles, gunsmithing and other information) is for demonstration purposes only. Lets now realistically compare the 6mm ARC vs. five of its perceived competitors. I also confirmed velocity for existing conditions. 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. At 400 yards, it has an average bullet drop of 22.2 inches. with a collective yawn and flocked to the equally new and elegant Winchester Model 70 Featherweight in .243 Win. As such, SAAMI maximum average pressure is set at a relatively mild 52,000 psi. It was essentially the Huntington cartridge, but with a 26-degree shoulder for easier case manufacturing. was introduced in Remingtons Model 722 short-action bolt gun, and while the Model 722 was a very accurate rifle, it was rather plain. I am a much better bolt gun shooter than AR shooter. 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. Short, fat cartridges leave room for long necks that hold long, high B.C. Mag., the 6mm-204 essentially recreates the 6x47. I decided that since I didnt have any load data, I would have to generate my own! the problem is your average guy wants to shoot a long ways, they don't get the fast and light principles. But on paper it looks promising. Photo shows high B.C. 6.5 Grendel vs. 6mm ARC Ballistics. So adopting the cartridge should be, for many shooters, convenient and affordable. It is chambered in many very good and some very inexpensive rifles, which have helped make it the hit that it is.

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