Just pouring powder in and checking it by eye. 6.8 SPC The 6mm ARC has more match bullet options and is a better long-range performer. Commercial 6mm ARC loads feature bullets selected to deliver ideal performance for hunting, match shooting, and personal protection applications. WT?, Tactical Time Lord. In simple terms, its essentially a 6mm Grendel with the Creedmoor treatment, alterations to the shoulder and casing for better feeding, more consistency, and ease of mass production. In a 10-mph crosswind the 6mm ARC 108-grain bullet drifts 10.9 inches at 400 yards. rebarreled to 24 Nosler with a stainless-steel, three-groove PAC-NOR barrel. 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! In addition to the above comments there is some confusion regarding the 6 mm ARC's performance. My speed is significantly slower ( 50 FPS) than Gavins at 2552 FPS with an SD of 6. 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. Minuteman. I cant speak for the ARC, but for the 6BR. It is versatile, in that it is suitable in both ARs and mini-bolt guns for hunting, personal protection, and target shooting. 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. Not a single stoppage amongst them too include a couple 17 round full auto mag dumps. has much kick to start with. Its why the 308 is absent from this test. The IRMT upper locks the barrel in place with unparalleled rigidity. I have never had a easier caliber to load for. Cartridge experimentation was in its heyday in the 1950s, and it was a rare cartridge case that didnt get shortened, blown out, or necked up or down. Joseph Von Benedikt visits with Aaron Oelger from Hodgdon about the unprecedented demand on the shooting supply industry. 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. WARNING: The load development techniques and load data shown in this video are experimental and are for DEMONSTRATION PURPOSES ONLY. Required fields are marked *. Thats only a minor impediment for serious riflemen. (roughly .530 to .540 B.C. Copyright 2000-2023 24hourcampfire.com, Inc. All Rights Reserved. Not liking Factory ammo so much as the longer OAL is a fair bit more difficult to load the magazine. bullets for the Hornady 6mm ARC. 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. Editors Note: Looking for a deeper dive on the 6.5 Grendel vs. 6mm ARC? It is NOT for use in AR-15 style (gas gun) rifles. Let us count the ways. I tried a test one time after that ladder test, I decided to eyeball the powder amount in the case. Given this or your typical AR10, no contest, the 6 ARC is much easier to carry. Consider the 7mm, 300, 338, and 375 Remington Ultra Magnums. Poll: Where are you finding reloading primers and powder? Wait a minute. Modern Outfitters MC7, Proof Research 22 6CM, Bushnell Elite Tactical XRS 4.5-30, Hornady 108 grain ELDM. I purchased a 6mm ARC barrel from Brownels when they first came available. Then the AR-15 platform exploded and the game changed some more. I hired a Mossberg in 243 Winchester to take this multi-tined TX Hill Country whitetail with a single shot. Which it does pretty well within those limitations. Your email address will not be published. With the super bullets and modern powders of today, I cant imagine a better deer and antelope round. ELD (l.) makes for an excellent long-range target round, while the 103-gr. Learn the difference between revolvers and semi-auto pistols and what makes them different. I also confirmed velocity for existing conditions. Some examples include the 6mm-204 and the 6x45. We show you how. Consistency remained about the same with 2 or 3 out of five the norm. Obviously, they are not nearly as popular as the 6mm hunting cartridges. . The 6mm ARC was designed to match specific DOD requirements while fitting in the AR15 platform. In my mind, if 6BR would readily fit in a small frame AR there would be no reason for 6ARC. L. to R. are Berger 95-gr. It is advanced for the AR platform. I have a precision set up AR in 224 Valkyrie. : 0.330 VELOCITY (FPS - feet per second) POWDER 3000 3100 3150 3200 3250 Taurus has redesigned this sporting pistol for performance. Mag. I cant see it, but for those who like to try something different its is a really nice option. Always cross-reference load data with manufacturer's published data. Twist rate is 1:7.5 to stabilize the long 105- to 108-grain high B.C. What does the 6 ARC do that the 6 BR REM hasn't been doing for over 50 years? You never know for sure, but its not a failure out of the box like so many others. Even with the cost of the Proof Research barrel it doable. 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. 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. Savage already offers a few more inexpensive options in 6mm ARC though defiantly not a mini action. You are using an out of date browser. Our real questions are (A) What is the 6 ARC, (B) What does it do, and (C) is it doing something better than what you already own and love? Will it be my go-to bang away rifle, not likely. 6.5 Grendel The 6mm ARC delivers comparable performance from a wider assortment of bullets, making it a more versatile choice. .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. Would love to get this thing shooting consistently under .5 with enough speed to reliably ring steel at 1000. 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. .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. 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. Give a Gift 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. As for the 6ARC, I would take a vital shot at 600 meters without hesitation given a solid platform. 07-08-2022, 07:47 PM . 6mm ARC is so new that as of the writing of this article, published load data did not exist! Travis224 Sergeant. bullets of the 6mm Creedmoor. Accordingly, the firm introduced two loads. the problem is your average guy wants to shoot a long ways, they don't get the fast and light principles. 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. The content on this website (including videos, articles,ammunition reloading data, technical articles, gunsmithing and other information) is for demonstration purposes only. 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! The cartridge is specifically designed to maximize performance in AR-15s with barrels between 12 and 24 inches. Hornady 6mm ARC Losing Ground Hornady is claiming its 6mm ARC will yield 2,750 fps with a 108-grain ELD-M bullet from a 24-inch barrel. Hornady Precision Hunter 6mm ARC 103 Grain Jacketed Soft Point Centerfire Rifle Ammunition, 20, SBT (Save 10%) $2.15/Round. Introducing the Silencerco SCO15 Lower Do We Need Another AR-15 Lower? In the 1970s, I had a Remington Model 700 BDL so chambered, and I took my first Texas whitetail with it. Some have long and storied histories, while others are just now making their own legends. Or it fits the extra-short AR-15 platform rifles beloved and preferred by many shooters. Closer to 43, I think. This is, after all, a rifle forum and accuracy matters! . Im referring to the 6mm Creedmoor, which is simply the 6.5 Creedmoor case necked down with no other change. SPC; the 300 AAC Blackout, 350 Winchester Legend and 458 Bushmaster. I used the lathe to modify a 6.5 Grendel bushing die and ended up with a 6 ARC die. Hornady found a solution with the 6mm ARC. Maybe in a rural area where ranges stretch out, but movement here will be a rarity. 2023 Outdoor Sportsman Group. wasnt the only knife in the drawer, even if it was the sharpest one. 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 The 6 ARC can be built on mini actions such as the CZ 527, Howa Mini, Sako AI. Image shows 6.5 Grendel cartridge, parent case of the 6mm ARC. Follow up to the above. This is a much more confidence inspiring correlation with regards to safety and predictability. It doesn't need a .308 sized action to work. 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. However, I must confess that Hornadys factory loads shoot so well that the reloader is hard-pressed to better them. But at the same time were seeing the 6.5 Creedmoor and 6.5 Grendel; the 6.8 Rem. 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. Poll: What Rifle Cartridge Do You Reload Most Often? Click here to view the cartridge and chamber print on the SAAMI website. This isn't your grandpa's muzzleloading system. The bullet drop for the 6.5 Grendel is slightly greater because it's a larger bullet. ELD-X . The 6mm Rem. Not a contest. Availability of factory ammo may be a plus for the 6ARC. Just striving for accuracy. 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 . That bullet and Hybrid 100V powder recently grouped into a remarkable 0.44 inch in a Ruger Model 77R. It hits way above its weight class. 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. Some tactics never die, they just get regenerated. 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 6 ARC proved at 2720 fps with a Density Altitude of 8800 feet. 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. Overall, the 6mm ARC delivers optimum all-range performance and barrel life. You can get a 6 to 6.5 pound rifle which can shoot high B.C. 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. Outside a few very special special units, the military gets whats issued. My handloads for the round have all been for Missouri deer, and I can confidently recommend my favorite. 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. I previously tested them in other calibers. Blue collar reloading had 25 boxes of brass right now. 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. I fall into the latter category. It suffered no vertical stringing. (Ret.) Ballistic Calculators & Field Results . and puts more impact splash on steel plates than any .224 rounds. 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 produces a larger splash signature that allows shooters to self-spot impacts and make rapid adjustments. Advanced Marksmanship Unit. Probably not. There is nothing more competitve than a 6BR Norma when the wind is consistent or low. 6mm ARC vs 6mm BR. 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. It stays supersonic farther downrange than the 308 Win. 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. Making those tweaks often feels like creating a powder that doesnt really exist. This increased size means the 243 has a case capacity of 53-54.8 gr H2O. The Hornady 6mm ARC is at its best with long for caliber, high BC bullets like this Berger 108-grain Elite Hunter. The newest 6mm cartridge is the 6mm ARC, which Hornady just introduced. Excessive recoil, debilitating blast, and marked overpressure remain its claim to fame, thereby making it unsuitable for comparison for most of us. They run the gamut from tiny benchrest numbers to those with larger cases that essentially duplicate many factory rounds. Does the 6 mm arc not have 30 degrees shoulder angle?is wikipedia wrong? Ran great with solid and repeatable accuracy using the same bullets as the 6CM. 223 Rem., and most other cartridges that fit AR-15 length magazines and rifles. A new 100-grain factory deer load completed the rounds metamorphosis. The 6mm AR needs to be sized down from Grendel brass, or fire-formed from 6PPC brass. I had three high capacity magazines using white followers, two 17 rounders with green followers. HunterMann Well-Known Member LRH Team Member Joined Jan 18, 2021 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). Straight-wall rounds like Winchesters little 350 Legend may be the only centerfire rifle cartridges legal for deer hunting in some states, so of course theyre going to be popular. Todays fast-twist .223s and heavy bullets have made it effectively obsolete. I had a 20 AR-15 to test with, so I had to do some math :). Accuracy was up to par, and shooters took to the rifle-cartridge combo like a duck, well, you know. In 1955, on the heels of the .243 Win., the .243 Rock Chucker was modified slightly by Remington and became the .244 Remington. by David Bahde | Dr. 6mm ARC: Fact or Fiction? 6mm BR vs 6mm BRA vs 6mm Dasher. Joseph Von Benedikt is with Jorge Spat to learn all about it. Save my name, email, and website in this browser for the next time I comment. Absolutely, but not significantly better than the 224V with the 90 grain SMK. What does all this mean? bullets in .243" help make the light-kicking, short Hornady 6mm ARC ballistically superior to the 308 Win., 6.8 SPC. So adopting the cartridge should be, for many shooters, convenient and affordable. Poll: What Progressive Reloading Press Do You Use Most? You can boost the performance of the 6mm ARC in a bolt action quite easily. With this testing behind me, I must say it was fun, I enjoyed it and will keep testing as new ammunition is available. You won't have to fiddle with necking/reforming in 6XC. Velocities were established from a 24-inch barrel. L. to R. are 223 Rem., 6.5 Grendel, 6.8 Rem. Hornady's new 6mm ARC was designed for a specific military requirement; the 108-gr. Poll: What handgun cartridge do you reload most often? The old 243 Winchester can beat that by about 300 fps. The ballistics look great. 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. 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. 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). You must log in or register to reply here. Some smaller capacity, low velocity rounds are tailored for sub-sonic, low-report firing for clandestine military engagements. 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. 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. and 6mm Rem., but it pushes them a little faster. And just in case some hunter wanted to knock off a deer with his .244 rifle, the company also offered a 90-grain loading. Played at other stuff with the 6 ARC but that was the bulk of the testing. A fun challenge. Hornady is claiming its 6mm ARC will yield 2,750 fps with a 108-grain ELD-M bullet from a 24-inch barrel. Its easy to understand why its such an excellent performer. Lapua brass is easy to find, however the bullet (105 Hybrid) and powder (Varget/H4895) most run will be tough to find. The Model 70 .243 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 . There are probably better choices in a bolt gun, The 6 BR Rem has been around for a while but not fifty years, yet. There is a lot of hoped for or imagined history related to the 22 BR and 6 BR cartridges. What follows is my experience shooting the 6 ARC compared to five other calibers. 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. Using a LabRadar chronograph to measure velocities, we saw an average of . The case capacity of a 6mm AR is about 36 gr. Will it become my 1000 yards rifle, maybe, it is working against the 224V and the jury is still out and will be until I get my hands on their TAP round, Ill keep you posted. Another interesting development is the 6mm Dasher that was developed by Al Ashton and benchrest gunsmith Dan Dowling. Notify me via e-mail if anyone answers my comment. The 6mm ARC is a 5.56-platform compatible cartridge, similar to the 6.5 Grendel. Factory ammunition at normal prices (if that exists anymore) suitable for defense, duty, target, and hunting is more available than similar calibers after decades of use.
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