They have 10 solid options ranging in weight from 90 to 110 grains. 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. Im interested in a direct comparison to the 224 Valkyrie and the 6 mm ARC. Whats the plus delta on each? It stays supersonic farther downrange than the 308 Win. 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 . Modern Outfitters MC7, Proof Research 22 6CM, Bushnell Elite Tactical XRS 4.5-30, Hornady 108 grain ELDM. Standard practice is to start tweaking burn rates, bullet weight and weighting factor to make calculated muzzle velocity match actual. has not been on game, some loads stand out. I fall into the latter category. 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 243 has a case length of 2.045" compared to the 1.49" of the 6mm cartridges. Outside a few very special special units, the military gets whats issued. Its case is bigger and its report louder, but it is deadly effective in the field. 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. Even with the cost of the Proof Research barrel it doable. The rifles Barrett supplied for the DoD are top-notch, but they are just a modified REC-7 DI. Hornady BLACK 6mm ARC 105 Grain Boat-Tail Hollow Point Match Centerfire Rifle Ammunition, 20, BTHP Match (Save 10%) $34.99 $1.75/Round. Really liking the 6mm Arc in this CZ 527 platform. The first groups were the 6.5 Grendel cases that I modified for the 6mm ARC. This is exactly what we would expect. The hardest thing about ladder testing for the 6 BR is deciding which load is the best because they are so good. When using shorter barrels, which are common on gas-guns, the difference will be even more pronounced. Consistency remained about the same with 2 or 3 out of five the norm. case necked up, made especially for ARs. Above: 6mm ARC case capacity measured 33.96 grains H2O. Also 6X47 has also interested me. Walther's new Performance Duty Pistol is ready for both concealed carry and conventional service situations. Wait a minute. ELD-X . I don't shoot past 300 and dead is dead. can exceed it by 500 fps and the 240 Weatherby by 600 fps. Copyright Ron Spomer Outdoors document.write(new Date().getFullYear()) A World Record Attempt and everyone is out at the range shooting and practicing. has much kick to start with. I also measured five fired but not resized factory 6mm ARC cases. However, I must confess that Hornadys factory loads shoot so well that the reloader is hard-pressed to better them. was not, and the .243 Win. Recoil is subjective and using the same bullet weight they were all close. 6mmBR is not the easy button it is the easiest button. 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. This is a much more confidence inspiring correlation with regards to safety and predictability. Advanced Marksmanship Unit. The content on this website (including videos, articles,ammunition reloading data, technical articles, gunsmithing and other information) is for demonstration purposes only. Ballistic Calculators & Field Results . When it comes to the 6 ARC vs. everything else, it felt like carrying a 224V with the same length barrel. You can boost the performance of the 6mm ARC in a bolt action quite easily. Cal December 9, 2018 Leave a comment. The 6mm ARC was designed to match specific DOD requirements while fitting in the AR15 platform. It is advanced for the AR platform. 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. It suffered no vertical stringing. You may know one or two more. 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. Joseph VonBenedikt is with Joel Hodgdon to talk about the improved accuracy and long-range potential of the already reliable Core-Lokt ammo line. 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 As their names imply the biggest difference between the 6mm Creedmoor and the 6.5 Creedmoor is the bullet class. 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. L. to R. are Berger 95-gr. 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. 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. Its why the 308 is absent from this test. And its performance is effective with a variety of bullets. A new 6mm round blossomed in 2017, and it has already taken a position in the Great category. The 224V and 6 ARC were identical to shoot and will probably stay my dedicated 1000 yard rifle (s) both ringing steel pretty easily. These developments are interesting, and the supreme accuracy achieved by several of the wildcat cartridges make them worthy of mention here. Give a Gift Your email address will not be published. NB / Canada. I used the lathe to modify a 6.5 Grendel bushing die and ended up with a 6 ARC die. While almost any combination of components seems to shoot well, my favorite powders are Hybrid 100V, Reloder 17, and Power Pro 4000MR. This data and these techniques can not be assumed to be safe. [citation needed]. 6mm ARC The newest 6mm factory round is the recently announced 6mm ARC (Advanced Rifle Cartridge). Precision Rifle Podcasts - 4 Podcasts Hosted by Top 10 Shooters. The rim diameter of the 6mm ARC is 0.441 inches, while the 243 is slightly larger at 0.471 inches. Theres more coming related to 6mm ARC! 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. That doesnt take anything away from what the 6 ARC does and the companies who developed it. It will be interesting if they chamber this in micro-action bolt carbines like the Grendel has been. It's also legal for deer hunting in more States and arguably more effective. Some smaller capacity, low velocity rounds are tailored for sub-sonic, low-report firing for clandestine military engagements. I have handloaded the .243 Win. Its a long-distance for any of these and conditions were anything but ideal. Dr. Savage already offers a few more inexpensive options in 6mm ARC though defiantly not a mini action. Hornady found a solution with the 6mm ARC. I tried the hand loaded 27 grain Varget loads and they shot a pleasantly surprising .5 and .52 MOA group at 100 yards. if you are going to reload for it and want to shoot light bullets. Or it fits the extra-short AR-15 platform rifles beloved and preferred by many shooters. I had three high capacity magazines using white followers, two 17 rounders with green followers. The 24 Nosler is exceptionally accurate and mild mannered and has cleanly taken numerous midsized big-game animals. If you already have an AR chambered in 6.5 Grendel, the ONLY thing you need to change is the barrel. This is fortuitous, as it is a delight to reload and seems to like just about all the bullets Ive tried in it. Company literature in 1955 described both bullets as Soft Point.. You are using an out of date browser. bullets. The Zev Technologies .223 is still the most fun you can have with an AR out to 600 meters. The laser rangefinder, in part. When comparing 6mm ARC vs. 6.5 Grendel, you simply must ask, Will it do something your 6.5 Grendel wont? Not that I can see. Retested today with 26.3 grs. In addition to the above comments there is some confusion regarding the 6 mm ARC's performance. Commercial 6mm ARC offerings will feature bullets selected to deliver ideal performance for hunting, match shooting and personal protection applications. That wont change and logistically the 6 ARC is still at baby steps. Probably not. All Rights Reserved. Some tactics never die, they just get regenerated. Learn the difference between revolvers and semi-auto pistols and what makes them different. It started as a popular wildcat before its approval by SAAMI. Posted: 11/11/2012 6:04:07 PM EST [#2] Velocity with a 105gr bullet from both is 2750 fps. Cleaned it all but twice missing one cold shot at this range. Long-range precision shooting is one of the fastest-growing segments of the shooting sports. 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.". 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. The only difference is the Proof Research 18 1-7.5 twist barrel, 6.5 Grendel bolt, and E-Lander magazines. 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. Hunting inside 300 meters the 300 HAMR rules that realm. Joined: Jun 2002. Typical social media and industry speculation fired up with a fury. It gave dependable accuracy and high velocities. Which it does pretty well within those limitations. WT?, Tactical Time Lord. It recoils about 50% less than any long-range 308 Win. They run the gamut from tiny benchrest numbers to those with larger cases that essentially duplicate many factory rounds. Top loads used H322, W748, and Reloder 7 powders with 65-, 68-, and 75-grain match bullets. Wilson Combat will offer WC-15 6mm ARC rifles with our match-grade, 18" fluted/threaded Tactical Hunter barrel. 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. Wildcatters have had a field day with the 6mms, and the list of their creations is long. Doesn't the 6mm ARC have a smidge more powder capacity over the 6mm BR? Aug 11, 2020 . I purchased a 6mm ARC barrel from Brownels when they first came available. (In the 1960s, Speer made a 105-grain RN just for the .244 Rem.) The difference between the 6 mm BR Rem and the 6 mm BR Norma are slight, but in a tight chamber . I am a much better bolt gun shooter than AR shooter. 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. muvef Junior Member. Thank you for this timely video. pathfinder76 #14942491 06/04/20. A fun challenge. It was the wildcatters who brought it back to life by fiddling with a couple of popular designs. That said, I just got a 6BR for my new PRS rifle. Quickload can be frustrating when there is more than 10 FPS difference between calculated and measured MV. The IRMT upper locks the barrel in place with unparalleled rigidity. Joseph Von Benedikt visits with Aaron Oelger from Hodgdon about the unprecedented demand on the shooting supply industry. Maybe, if you are shooting farther out. Mag., the 6mm-204 essentially recreates the 6x47. Factory loads were available, and it was moderately popular for both varmint and deer hunting and target shooting. 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. The rim diameter of the 6mm ARC is 0.441 inches, while the 243 is slightly larger at 0.471 inches. Slower, sure, but not enough to matter in the real world on real threats. I tested dozens of loads, mostly with benchrest bullets, and the rifle shot well. Based on the .204 Ruger, which was created from the .222 Rem. 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. 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. Consider the 7mm, 300, 338, and 375 Remington Ultra Magnums. 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. However, the 6mm BR is superior at 300m and beyond. 6mm ARC vs 6mm BR. Maximum Cartridge Overall Length is 2.26. For those using 6.5 Grendel, its a 5-minute barrel change. SPC, 350 Win. Hunter aiming AR-15 rifle for which the Hornady 6.5 ARC was created. 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. I tried a test one time after that ladder test, I decided to eyeball the powder amount in the case. Not a single stoppage amongst them too include a couple 17 round full auto mag dumps. The Remington 600 action that it came off was set up as a single shot rifle, no magazine assembly, and the Fajen stock was inletted just deep enough for a 1/2" thick aluminum platform to lay the cartridge on. I know what. Low velocity coupled with relatively light bullets reduces recoil. Poll: Where are you finding reloading primers and powder? The 6.5 Grendel products deliver about 25.3 inches of drop at 400 yards when the rifle is zeroed to 200 yards. Some have long and storied histories, while others are just now making their own legends. Five shot rapid-fire was not bad. Again using QuickLoad, I developed the following load: Here I saw velocities averaging 2,631 FPS. Image shows 243 Winchester, 6mm Remington, 240 Weatherby Magnum, older and faster than the Hornady 6mm ARC. Team Hornaday is the master, bar none. Share. I'm a 6.5x47 lapua man myself. But no matter, new is new. August 14, 2022. The pair developed the .22 PPC in 1975, and the 6mm PPC followed in 1987. can exceed it by 500 fps and the 240 Weatherby by 600 fps. The deer load had a 100-grain bullet, and the varmint load carried an 80-grain bullet. Overall, the 6mm ARC delivers optimum all-range performance and barrel life. I previously tested them in other calibers. H4895. Its easy to understand why its such an excellent performer. Cold shots fell inside half an inch of the center a couple cut the red center dot. I to have a precision .224 V and would love to see a real world side be side comparison with the 6 ARC. [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. This is, after all, a rifle forum and accuracy matters! 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. 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. 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. pavementends Junior Member. And thats the subject of this article: chronicling my first loads (I did not have factory ammunition to test) and validating claims related to 6mm ARC performance. While the .243 Win. According to some of the PRS crowd it lets you spot shots through your scope. Not liking Factory ammo so much as the longer OAL is a fair bit more difficult to load the magazine. The 6mm ARC is designed to run in existing in M4 rifle platforms. The author marvels at the gun industry's ability to create ever more cartridges that keep the shooting sports fresh. [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. 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). 6mm AR (L), 6mm BR (R) Good luck, John 1shot Mar 4, 2013 #4 At 400 yards, it has an average bullet drop of 22.2 inches. 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. All Rights Reserved, Borden's 7mm Rem. Photo Courtesy Berger Bullets. Short, relatively fat cartridges concentrate powder near the ignition flame for an even, consistent burn with a tendency to improve muzzle velocity consistency. Ultimate Reloader LLC is not responsible for errors in load data on this website. Its all about the lack of correlation between mapping out rounds on a computer and sending them downrange at targets measured in yards. It is a 6 BR REM barrel that came off a rifle that I bought for the Remington 600 donor action. Twist rate was one turn in 10 inches, which handled the 100-grain deer bullets nicely. H2O. 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. Developed by Hornady in concert with Proof Research and Barret Rifles, the result is a SAAMI spec and full support. If you want to shoot at distance with your AR-15, this is the cartridge. The release of the new Hornady 6mm ARC (Advanced Rifle Cartridge) supports the perception that gun and ammo makers are engaged in a race to the bottom. The new Mossberg rifles chambered for the new 6mm ARC should give similar results with even less recoil -- not that the old 243 Win. was everything the .244 Rem. Alaska. Once we could pinpoint exact distance to target, maximum velocity didnt matter as much. What explains that? This rifle is optimal for 6mm ARC because of the 20 barrel length, and the 1:7.5 twist rate. .563) from wobbling, the 6mm ARC will need at least a 1:7 twist. Your email address will not be published. There is no magnum behind those titles, yet they are fastest or close to fastest in their calibers. In the 6mm ARC vs. the rest of the calibers vying for your attention, we have to ask if it the next 6.5 Creedmoor. Ammo capacity is about the same, 20 rounds with the longer Grendel mags. Snipers Hide is a community of Snipers of all kinds, focusing on long range shooting, accuracy, and ballistics. No math test required. 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 It debuted in 1955 and has been immensely and justifiably popular ever since. Or anything? The case capacity of a 6mm AR is about 36 gr. Using a LabRadar chronograph to measure velocities, we saw an average of . with a collective yawn and flocked to the equally new and elegant Winchester Model 70 Featherweight in .243 Win. The Model 70 .243 Win. The latest, sleekest, high B.C. Mag. Does the 6 mm arc not have 30 degrees shoulder angle?is wikipedia wrong? 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. was introduced in Remingtons Model 722 short-action bolt gun, and while the Model 722 was a very accurate rifle, it was rather plain. With the super bullets and modern powders of today, I cant imagine a better deer and antelope round. For me because I have a cz527 I can convert enough said. Sectional densities are similar, and both should be good penetrators. Who knew wild turkey's were so stupid!? The first set of data is loaded to the SAAMI maximum average pressure (MAP) of 52,000 psi, which is stated to be suitable for gas-operated firearms such as the AR-15 platform and its derivatives. 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. Once lasers hit the fields, the game began to change. It is chambered in many very good and some very inexpensive rifles, which have helped make it the hit that it is. remains a runaway hit to this day. bullets. 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. GD. You never know for sure, but its not a failure out of the box like so many others. I must note here how hard it hit. Always enjoy your videos. Did the 6 ARC outperform the .223? Reduced recoil minimizes flinching and enables shooters to see their hits or misses so they can correct for subsequent shots. Given the need for a centered shot on a 6 roundish target from 100 to 300 meters, I would take it without hesitation. 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). 2023 Outdoor Sportsman Group. Unless youre carrying this into combat, Im not sure it matters. What does the 6 ARC do that the 6 BR REM hasn't been doing for over 50 years? 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! Unlike the NGSW the 6 ARC is a standard cartridge fired from an AR-15. At the moment, it remains a proprietary caliber with one source of magazines and ammo, unproven. The newest 6mm cartridge is the 6mm ARC, which Hornady just introduced. 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. Ballistic coefficients are about equal, with a slight edge going to the 6mm 108 ELD . What about your 6.8 SPC? It is based on the 6.5 Grendel case, and time will tell if it, too, becomes one of the great ones. Hornadys 80-grain GMX and 103-grain ELD-X and the Speer 90-grain Hot-Cor all are accurate and deadly. The 6x45 is the .223 Rem. Read on! As you can see, velocities differ by 170 - 220 fps, with the lighter 6mm ARC moving faster from the compact case. the problem is your average guy wants to shoot a long ways, they don't get the fast and light principles. In many ways, the race to the bottom is paying off. Let us count the ways. But since there is no factory ammo, 24 Nosler shooters must handload. Accuracy was up to par, and shooters took to the rifle-cartridge combo like a duck, well, you know. You get most of the good without most of the bad and that is a pretty good start. for decades and have experienced no odd problems with it. The 6mm ARC is a brand new cartridge that Hornady designed to fit into a standard AR-15. Obviously, they are not nearly as popular as the 6mm hunting cartridges. MV consistency matters a great deal at extended ranges. 6.5 Grendel The 6mm ARC delivers comparable performance from a wider assortment of bullets, making it a more versatile choice. In 1955, on the heels of the .243 Win., the .243 Rock Chucker was modified slightly by Remington and became the .244 Remington. Low recoil is also noted. This rifle originally started out as a 224 Valkyrie using their IRMT upper and NX15 lower. You won't have to fiddle with necking/reforming in 6XC. 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. Sneak Peek of Bryan Litz's New Book: Volume III of Modern Advancements in Long Range Shooting. And one may be all you need to justify a new rifle in a new, low velocity chambering. Save my name, email, and website in this browser for the next time I comment. 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). Winchesters strategy for the .243 was twofold and well thought out. Mag. This makes it a factory cartridge, although no factory ammo is available, and guns chambered for it are all custom jobs. Required fields are marked *. It may not display this or other websites correctly. The Hornady manual states that this second set of data should not be used in gas-guns. Thanks Find. 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. I hired a Mossberg in 243 Winchester to take this multi-tined TX Hill Country whitetail with a single shot. An eighteen-inch barrel, maybe even a. Lower velocity means less flame and heat for longer barrel life. Closer to 43, I think. Make sure to watch till the end.