Some have long and storied histories, while others are just now making their own legends. Ballistic coefficients are about equal, with a slight edge going to the 6mm 108 ELD . Cal December 9, 2018 Leave a comment. Not a single stoppage amongst them too include a couple 17 round full auto mag dumps. Pretty cool having a light-weight AR-15 that can accurately shoot out to at least 900 yards. The difference between the 6 mm BR Rem and the 6 mm BR Norma are slight, but in a tight chamber . '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. 6mm BR vs 6mm BRA vs 6mm Dasher. 75 GRAIN BULLETS SECTIONAL DENSITY: 0.181 DIAMETER: 0.243" 75 gr. 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. No factory rifles or ammo was available, but for a while, Federal offered nickel-plated 6x47 cases. The overall length of the 6mm ARC is 2.26 inches which is almost half an inch shorter than . Those held a water weight of 34.74 grains with a SD of .14 grains. 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. Savage already offers a few more inexpensive options in 6mm ARC though defiantly not a mini action. Guns & Ammo's first sample rifle chambered in 6mm ARC was a Ruger AR-556 MPR with an 18-inch barrel. 1,461. Unlike the WSSM, the Hornady 6mm ARC was engineered around a long, high B.C. 260RemGuy: I began a five year long search (bribery fest!) Some examples include the 6mm-204 and the 6x45. Advanced Marksmanship Unit. The benchrest crowd has not been overlooked in the 6mm derby, and one cartridge literally rewrote the record book. Shots were aimed from a bi-pod, the rifle on the bench with me standing behind it. L. to R. are 243 Winchester, 6mm Remington, 240 Weatherby Magnum. Above: 6mm ARC case capacity measured 33.96 grains H2O. Barrel-length is an issue. This rifle is optimal for 6mm ARC because of the 20 barrel length, and the 1:7.5 twist rate. You won't have to fiddle with necking/reforming in 6XC. This made sense. Like the grendel though you probably don't want to run high pressures on an ar bolt though. The 24 Nosler is a terrific performer, so dont let its small size fool you. 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. The general shooting public loves them for control of vermin like feral hogs. Ammo capacity is about the same, 20 rounds with the longer Grendel mags. SPC; the 300 AAC Blackout, 350 Winchester Legend and 458 Bushmaster. He gave it a 32-degree shoulder and called it the .243 Rock Chucker.. Thanks Find. 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! The 224V and 6 ARC were identical to shoot and will probably stay my dedicated 1000 yard rifle (s) both ringing steel pretty easily. Sectional densities are similar, and both should be good penetrators. 6mm ARC quick facts: It's a 6mm cartridge similar to 6.5 Grendel, built for the AR-15 platform It's optimized for bullets in the 103 grain - 110 grain range It's got more velocity and less recoil compared to 6.5 Grendel It shares the same parent case with 6.5 Grendel: The 220 Russian Commercial 6mm ARC loads feature bullets selected to deliver ideal performance for hunting, match shooting, and personal protection applications. The author marvels at the gun industry's ability to create ever more cartridges that keep the shooting sports fresh. Once we could pinpoint exact distance to target, maximum velocity didnt matter as much. I also confirmed velocity for existing conditions. bullets like Hornady's 108-grain ELD-Match, the Hornady 6mm ARC drops and drifts less than any 223 Rem. It will be interesting if they chamber this in micro-action bolt carbines like the Grendel has been. Dropped on my M16 lower doubles and triples stayed on a full-sized silhouette out to 25 yards, stretched doubles to 50 yards. Slightly bigger still is the 6CM, which invokes much cooler H1000 powder (to best all these in barrel life). So far, I have not laid my eyes or hands on a single 6mm ARC cartridge or rifle, so I will withhold judgment until I test one. It doesn't need a .308 sized action to work. Recoil is primarily a product of bullet weight. To keep the 115-grain Berger VLD (G1 B.C. Powder selection is easy: Just stick with CFE 223 and all will be right with the world. (roughly .530 to .540 B.C. 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. Most problems outside a war zone are handled nicely with 20 rounds and a couple of spare magazines. This makes it a factory cartridge, although no factory ammo is available, and guns chambered for it are all custom jobs. That said, I just got a 6BR for my new PRS rifle. 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. After forming some cases I shot Berger 105 hybrid targets over 27.5 grs. Advantage, magnum. Did not hit as hard but it was no slouch, anything it hit would notice for sure. Low recoil is also noted. I therefore feel that Hornadys claimed performance data is feasible. Learn the difference between revolvers and semi-auto pistols and what makes them different. 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. Do not attempt to repair or modify any firearms based on information on this website. remains a runaway hit to this day. Some tactics never die, they just get regenerated. 6mm ARC vs 6.5 Grendel. 1100m: This is more academic than real, but they claim 6mm ARC performs at this range (compared to the .223 and 308). I had a heavy-barreled Sako single shot in the 1970s, and it shot like almost all 6mm PPCs: great. 6MM ARC AR-15 Barrels for Sale at Joe Bob Outfitters! This increased size means the 243 has a case capacity of 53-54.8 gr H2O. Do you load for a Uintah Precision bolt upper? [5] All testing was completed using 108 grain ELDM from Hornady. Velocity can be a factor, but given the same weight, recoil should be similar so I kept the weights as close as possible. I did a ladder test one time at 300 meters on an electronic target, the Norwegian ones that have verified accuracy. Has any one who has both ever measured the case capacity (H2O) My google foo has failed me. Range Report 6mm ARC vs 6 PPC vs 6 Grendel. It fits in an AR mag. [9] The 6mm ARC utilizes the same bolt head size as the 6.5mm Grendel, and 6.5mm Grendel-compatible AR-pattern box magazines have also been used successfully with the 6mm ARC. That will undoubtedly change, but not overnight. GD. pathfinder76 #14942491 06/04/20. I tested dozens of loads, mostly with benchrest bullets, and the rifle shot well. It is based on the 6.5 Grendel case, and time will tell if it, too, becomes one of the great ones. Poll: Whats your number one reason for reloading? Wildcatters have had a field day with the 6mms, and the list of their creations is long. I had only some pre-primed new Hornady 6mm ARC brass to start with and the SAAMI Specs for 6mm ARC. The Zev Technologies .223 is still the most fun you can have with an AR out to 600 meters. 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. Its small, and its availability is limited, but its accuracy and ballistic performance really qualify it for the Great category. For now, though, it is anything but a sea change amongst the broader Special Missions Units. In a 10-mph crosswind the 6mm ARC 108-grain bullet drifts 10.9 inches at 400 yards. The 6mm Creedmoorin the same fashion of its larger counterpartfits those bullets very well. Low velocity from a short cartridge means it fits in a shorter, potentially stiffer action which can contribute to increased accuracy. 6mm ARC The newest 6mm factory round is the recently announced 6mm ARC (Advanced Rifle Cartridge). August 14, 2022. The high B.C. Im interested in a direct comparison to the 224 Valkyrie and the 6 mm ARC. First, the cartridge was designed for dual purposes: deer hunting and varmint hunting. It gave dependable accuracy and high velocities. 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! only ever shot someone else's 6br but I have to say I liked it a lot . So, the 6mm ARC outperforms any magazine length 5.56x45mm NATO load simply through a combination of sheer horsepower and more efficient projectiles. All of the eyeball'ed loads produced sub-MOA groups. After that, it was the 6.5 and 6CM show. Lets break down a few things about this number: So if you have a 24 bolt-action 6mm ARC rifle, thats the velocity you should expect. I chose to start with Varget because of what I read about 6mm PPC, and I have a lot on hand! Use load data at your own risk. Its easy to understand why its such an excellent performer. if you are going to reload for it and want to shoot light bullets. Your email address will not be published. Its accuracy is simply phenomenal, and it makes a superior varmint cartridge. It stays supersonic farther downrange than the 308 Win. In an effort to salvage the .244 Rem., in 1963, Remington changed the name of the round to 6mm Remington and the barrel twist rate to 1:9 inches. Mag. Then the AR-15 platform exploded and the game changed some more. A quality shooter can certainly compensate for 3 inches of difference, so while it's a victory for the ARC, it's a narrow win. of H2O, almost right inbetween a 6 mm PPC, around 32 gr. Shop 6.5 Grendel Ammo for decades and have experienced no odd problems with it. Standard practice is to start tweaking burn rates, bullet weight and weighting factor to make calculated muzzle velocity match actual. Both can produce sub-MOA groups, but 224 Valkyrie seems to spread out faster than 6mm ARC. Five shot rapid-fire was not bad. Poll: What Rifle Cartridge Do You Reload Most Often? 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. The biggest differences between the 6mm PPC and the 6mm ARC are the shoulder angle (30 for 6mm PPC, and 40 for 6mm ARC), and the base-to-datum spec for the shoulder (6mm ARC is pushed back further). 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. By comparison, the 6 mm ARC gets there in 2.04 seconds. My guess is that Hornady is banking on a broader market with hunters and enthusiasts, once more ammunition is available. 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. Required fields are marked *. Unless youre carrying this into combat, Im not sure it matters. However, I would not want to carry it far. 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. 6 BR REM, not 6.5. 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. continues to ride the crest of the 6mm-caliber wave, the tried-and-true 6mm Rem. A memorized trajectory curve combined with a ballistic reticle or turret dialing could compensate. 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. 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. Accordingly, the firm introduced two loads. Alaska. Given the need for a centered shot on a 6 roundish target from 100 to 300 meters, I would take it without hesitation. Winchesters strategy for the .243 was twofold and well thought out. No knobs, just a hold using the reticle, find it, read the wind, hold, and press, adjust as needed and repeat. As you can see, velocities differ by 170 - 220 fps, with the lighter 6mm ARC moving faster from the compact case. The old 243 Winchester can beat that by about 300 fps. 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. bullets from the magazine and not be limited to being a single shot. Hornady BLACK 6mm ARC 105 Grain Boat-Tail Hollow Point Match Centerfire Rifle Ammunition, 20, BTHP Match (Save 10%) $34.99 $1.75/Round. You might be surprised to discover you've come out on top! Wilson Combat will offer WC-15 6mm ARC rifles with our match-grade, 18" fluted/threaded Tactical Hunter barrel. You can boost the performance of the 6mm ARC in a bolt action quite easily. The factory 105s shot at 2662 FPS with an SD of 11 as measured by a Labrador. 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. 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. They are an LMT Mars-H with a 20 6.5 CM barrel, Leupold Optics Mark 5 HD 5-25 T3 reticle using 95 grain Hornady VMAX. 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. 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. The need for a new, uncommon bolt/ face/ assembly kills 6 arc in the real world for bolt guns. Read on! There are 6ARC bolt guns out there. Ballistic Calculators & Field Results . Cold shots fell inside half an inch of the center a couple cut the red center dot. Sort by. 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. Will it supplant mainstream calibers? .embed-container { position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; max-width: 100%; height: auto; } .embed-container iframe, .embed-container object, .embed-container embed { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }, Ultimate Reloader LLC / Making with Metal Disclaimer:(by reading this article and/or watching video content you accept these terms), This section is from my 6mm ARC Announcement Post. H4895. 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. There is no magnum behind those titles, yet they are fastest or close to fastest in their calibers. Dave Bahde Dr. WT? We show you how. I to have a precision .224 V and would love to see a real world side be side comparison with the 6 ARC. Location. It's also legal for deer hunting in more States and arguably more effective. It is larger than the 6x47L and matching the 6-Creedmore capacity. However, after completely missing five consecutive bucks with my 6mm, I decided that I needed to hunt with that Remington 6mm like I hunted with my 2-3/4 inch 12 gauge. I had a 20 AR-15 to test with, so I had to do some math :). The 6 ARC proved at 2720 fps with a Density Altitude of 8800 feet. With the super bullets and modern powders of today, I cant imagine a better deer and antelope round. And just in case some hunter wanted to knock off a deer with his .244 rifle, the company also offered a 90-grain loading. Shooters greeted the .244 Rem. 6mm ARC: Fact or Fiction? Posts: 11,077. Im referring to the 6mm Creedmoor, which is simply the 6.5 Creedmoor case necked down with no other change. The current reincarnation of this round is the 6mm BR Norma, with essentially the same case dimensions. This is, after all, a rifle forum and accuracy matters! 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. I have the 6 ARC and getting great results of .250 groups when I do my part. Recoil is subjective and using the same bullet weight they were all close. While the .243 Win. Hi Gavin, Make sure to watch till the end. 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. This is a much more confidence inspiring correlation with regards to safety and predictability. wasnt the only knife in the drawer, even if it was the sharpest one. The bullet diameter of each caliber is the same at .243". V-MAX Item No. The newest 6mm cartridge is the 6mm ARC, which Hornady just introduced. The 24 Nosler is exceptionally accurate and mild mannered and has cleanly taken numerous midsized big-game animals. 2023 Outdoor Sportsman Group. Some of the super short cartridges created to fit the increasingly popular AR-15 platform rifles with 2.26" magazine length. Played at other stuff with the 6 ARC but that was the bulk of the testing. Or it fits the extra-short AR-15 platform rifles beloved and preferred by many shooters. The Mossberg 500 Pump Action Shotgun is one of the most popular home defense shotguns on the market. But since there is no factory ammo, 24 Nosler shooters must handload. the problem is your average guy wants to shoot a long ways, they don't get the fast and light principles. Travis224 Sergeant. 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. Ill be publishing a full overview story covering this rifle, but in the meantime, here are some specs from the CMMG Product Page: CMMGs ENDEAVOR line of rifles are now available in Hornadys new 6mm ARC (Advanced Rifle Cartridge). So adopting the cartridge should be, for many shooters, convenient and affordable. But on paper it looks promising. It is reported to be very accurate, but its aura is eclipsed by the shadow of the 6mm PPC. Facebook; Twitter; Pinterest; Related Articles. If this rifle is any indication all it took was a barrel, bolt, and magazine swap. 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. Fred Huntington, founder of RCBS, developed a then-new 6mm cartridge by necking down the .257 Roberts case. So what about Hornadys published 2,750 fps number for the 108 grain ELD-M bullets in 6mm ARC? 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. Theres more coming related to 6mm ARC! Hornady found a solution with the 6mm ARC. This isn't your grandpa's muzzleloading system. projectiles make up for their lower MV with less wind deflection, the toughest variable to battle at long range. pavementends Junior Member. In 100-200yd benchrest competition, the 6PPC is still the "winningest" cartridge around. Honey Badger, XM2010, C22, R4, MSR, CSR, AAC, BARNES BULLETS (https://www.youtube.com/watch?v=ykTfyrMiXps). My speed is significantly slower ( 50 FPS) than Gavins at 2552 FPS with an SD of 6. I had three high capacity magazines using white followers, two 17 rounders with green followers. 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. The .223 does have advantages, though. The .240 Wby. HunterMann Well-Known Member LRH Team Member Joined Jan 18, 2021 rebarreled to 24 Nosler with a stainless-steel, three-groove PAC-NOR barrel. Mag., the 6mm-204 essentially recreates the 6x47. The latest, sleekest, high B.C. 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. Lets now realistically compare the 6mm ARC vs. five of its perceived competitors. Jeff, did you mean to type - 6.5BR? Outside a few very special special units, the military gets whats issued. : 2.095" G1 B.C. Soft-report, low-recoil cartridges prove ideal for starting new shooters, many of whom never see the need for escalation. 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 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. It is based on the previous 22 Nosler and has two features to make it compatible with AR-type rifles: a slightly rebated rim that is the same diameter as the .223 Remington and an overall cartridge length set at 2.26 inches, the same as other AR rounds. In the 1970s, the .222 Rem. Here was my strategy to extrapolate my results to the likely scenario of the 24 test barrel: Heres the work-up: (pressure listed is MAX projected, not average). 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. The 6mm ARC is a brand new cartridge that Hornady designed to fit into a standard AR-15. While it did well the clear winner was the 6CM, high BC and extra velocity are hard to overcome at this range. Taurus has redesigned this sporting pistol for performance. Which it does pretty well within those limitations. Required fields are marked *. Thank you for this timely video. Photo shows high B.C. Given this or your typical AR10, no contest, the 6 ARC is much easier to carry. Dr. H2O, and a 6mm BR, around 39.0 gr. It started as a popular wildcat before its approval by SAAMI. It is versatile, in that it is suitable in both ARs and mini-bolt guns for hunting, personal protection, and target shooting. If this development strikes you as the opposite of progress, you might have spent the bulk of your life in the 20th century. Let us count the ways. Second, it was chambered in the delightful Winchester Model 70 Featherweight, which was a major factor in the .243s huge success.