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All Shooting Times subscribers now have digital access to their magazine content. CZ 527 in 6 MM ARC discussion starter - CZForum.com The Hornady 6mm ARC | Midsouth Shooters That said, I just got a 6BR for my new PRS rifle. 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! H2O. 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. Hornady is an obvious first choice for selecting 6mm projectiles to load the 6mm ARC with. 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. In 1955, on the heels of the .243 Win., the .243 Rock Chucker was modified slightly by Remington and became the .244 Remington. Twist rate was one turn in 10 inches, which handled the 100-grain deer bullets nicely. But because 6mm arc is currently $34.95 per box and 6mm CM is $31.50 there is not enough cost difference to worry about since I don't reload yet . In the 1970s, Remington experimented with a .308-sized case that was about 1.5 inches long and had a small primer pocket (like the PPCs). 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). 6mm ARC Ballistics - Velocity, Energy & Drop Data - The Lodge at I had three high capacity magazines using white followers, two 17 rounders with green followers. 75 GRAIN BULLETS SECTIONAL DENSITY: 0.181 DIAMETER: 0.243" 75 gr. Soft-report, low-recoil cartridges prove ideal for starting new shooters, many of whom never see the need for escalation. I don't shoot past 300 and dead is dead. That was the era of increasing muzzle velocity. MV consistency matters a great deal at extended ranges. The 24 Nosler is exceptionally accurate and mild mannered and has cleanly taken numerous midsized big-game animals. shoots the same cadre of 0.243-inch bullets as the .243 Win. 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). 6.5 Grendel vs. 6mm ARC Ballistics. Hornadys 80-grain GMX and 103-grain ELD-X and the Speer 90-grain Hot-Cor all are accurate and deadly. 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. Were going backwards! In a 10-mph crosswind the 6mm ARC 108-grain bullet drifts 10.9 inches at 400 yards. 6mm ARC The newest 6mm factory round is the recently announced 6mm ARC (Advanced Rifle Cartridge). Not only did the rifle have a nice checkered American walnut stock, but also the light barrel was a handy 22 inches long. The overall length of the 6mm ARC is 2.26 inches which is almost half an inch shorter than . Doesn't the 6mm ARC have a smidge more powder capacity over the 6mm BR? Powered by UBB.threads PHP Forum Software 7.7.5. That wont change and logistically the 6 ARC is still at baby steps. Because it's been around longer there are many, many more factory loads . Wilson Combat will offer WC-15 6mm ARC rifles with our match-grade, 18" fluted/threaded Tactical Hunter barrel. : 0.330 VELOCITY (FPS - feet per second) POWDER 3000 3100 3150 3200 3250 6mm ARC - Wikipedia 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. 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. Quickload can be frustrating when there is more than 10 FPS difference between calculated and measured MV. All of the eyeball'ed loads produced sub-MOA groups. Another round that was designed for the steel shooters is the 6mm BR Remington. ELD-Match, and Berger 115-gr. 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! NOTE: This 6mm ARC reloading data is intended for use in bolt action rifles safe for pressures up to 62,000 psi. Im interested in a direct comparison to the 224 Valkyrie and the 6 mm ARC. But on paper it looks promising. It is advanced for the AR platform. Each rifle ships with one 10-round magazine. I tested dozens of loads, mostly with benchrest bullets, and the rifle shot well. 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. 6mm GT: Is This the Newest Precision Ammo Niche? - Guns.com 1,461. Then the AR-15 platform exploded and the game changed some more. 6MM AR vs 6 BR | Shooters' Forum Required fields are marked *. It uses the ever-effective Hornady 100-grain RN InterLock with H4350 powder. Does the 6 mm arc not have 30 degrees shoulder angle?is wikipedia wrong? I had a 20 AR-15 to test with, so I had to do some math :). After consulting Quickload, I also shamelessly lifted Gavins 27 grain VARGET load under 108 ELD-Ms. My Ballistic Advantage barrel is a little different than Gavins. Short, fat cartridges leave room for long necks that hold long, high B.C. Another cartridge that deserves mention is the relatively new 24 Nosler. 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. Will it supplant mainstream calibers? The Zev Technologies .223 is still the most fun you can have with an AR out to 600 meters. 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. The 6mm CM at 300yds is 2514 and 1446 and 6mm ARC is 2288-1197. 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. Accordingly, the firm introduced two loads. While it did well the clear winner was the 6CM, high BC and extra velocity are hard to overcome at this range. 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. Long-range started with a cold shot at 600 meters using the reticle followed by one at 1100 meters using confirmed elevation dialed in, holding for wind. In 100-200yd benchrest competition, the 6PPC is still the "winningest" cartridge around. Developed by Hornady in concert with Proof Research and Barret Rifles, the result is a SAAMI spec and full support. Custom Mossberg 500 at the Range and Live Turkey!. 6mm ARC vs 6.5 Grendel - 24hourcampfire Velocity is 2,827 fps, and out of my Browning A-bolt II, it groups into 1.10 inches. 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. They still do. Lets now realistically compare the 6mm ARC vs. five of its perceived competitors. Poll: What Progressive Reloading Press Do You Use Most? can exceed it by 500 fps and the 240 Weatherby by 600 fps. LMT shot softer, exhibited a tank-like build, and proved great to shoot. Only a few metric calibers have been really popular in the United States6.5mm and 7mmso the Great 6mms are relatively few in number. Once we could pinpoint exact distance to target, maximum velocity didnt matter as much. You'll need a new barrel, bolt, and mags. ZEV cleaned house using the David Tubb DTR reticle. The ARC seems to be knocking on the heels of a BR. With this testing behind me, I must say it was fun, I enjoyed it and will keep testing as new ammunition is available. Legend, 450 Bushmaster. Joseph VonBenedikt is with Joel Hodgdon to talk about the improved accuracy and long-range potential of the already reliable Core-Lokt ammo line. (Ret.) Thanks Find. Contact ultimate reloader by clicking here. The .244 Rem. Velocity can be a factor, but given the same weight, recoil should be similar so I kept the weights as close as possible. Five shot rapid-fire was not bad. The IRMT upper locks the barrel in place with unparalleled rigidity. 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. was necked up to 6mm and called the 6x47. 6MM ARC AR-15 Barrels for Sale at Joe Bob Outfitters! Those held a water weight of 34.74 grains with a SD of .14 grains. The cartridge is specifically designed to maximize performance in AR-15s with barrels between 12 and 24 inches. There is no magnum behind those titles, yet they are fastest or close to fastest in their calibers. Thread Modes. You can boost the performance of the 6mm ARC in a bolt action quite easily. 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 course, handloading the 6mm Creedmoor is a reloaders dream. There is a lot of hoped for or imagined history related to the 22 BR and 6 BR cartridges. 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. 6mm ARC vs. 6mm BR comparison | Sniper's Hide Forum Jeff, did you mean to type - 6.5BR? 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 | Handloader Magazine Handloads are easy to prepare, and while my limited use of the .240 Wby. 260RemGuy: I began a five year long search (bribery fest!) Photo shows 5 popular short rounds for the AR 15 platform, same short action the Hornady 6mm ARC is engineered to fit. Barrel-length is an issue. The original 6 mm/.244 Rem is basically the .257 Roberts/7x57 case necked down, while the 6 mm BR Rem/Norma (only slightly different case specs between them) are much shorter cases. WT?, Tactical Time Lord. I hired a Mossberg in 243 Winchester to take this multi-tined TX Hill Country whitetail with a single shot. The need for a new, uncommon bolt/ face/ assembly kills 6 arc in the real world for bolt guns. The 6mm GT easily attains more than 3,000 fps. projectiles make up for their lower MV with less wind deflection, the toughest variable to battle at long range. The suppressor is an X2Devgroup, Orion X. Its short at 6, light at 16 ounces, and has no backpressure eliminating excess gas. 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 . ELD (l.) makes for an excellent long-range target round, while the 103-gr. All gunsmithing procedures should be carried out by a qualified and licensed gunsmith at their own risk. Hornady 6mm ARC - First Look - Guns and Ammo A memorized trajectory curve combined with a ballistic reticle or turret dialing could compensate. If this rifle is any indication all it took was a barrel, bolt, and magazine swap. 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. However, I must confess that Hornadys factory loads shoot so well that the reloader is hard-pressed to better them. Just striving for accuracy. Low velocity coupled with relatively light bullets reduces recoil. Comparing 6mm ARC to 6mm CR is is apples and oranges again. Not a single stoppage amongst them too include a couple 17 round full auto mag dumps. And just in case some hunter wanted to knock off a deer with his .244 rifle, the company also offered a 90-grain loading. The cartridge was developed by Noslers Mike Lake, and it was approved by SAAMI in 2017. Sort by. I did a ladder test one time at 300 meters on an electronic target, the Norwegian ones that have verified accuracy. Mag., the 6mm-204 essentially recreates the 6x47. 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. In the case of a bolt gun, I'm sure 6ARC would do great but 6BR has quite a few advantages in case/neck dimensions alone. 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. 6 ARC Tikka | Rokslide Forum All barrels will be . Modern Outfitters MC7, Proof Research 22 6CM, Bushnell Elite Tactical XRS 4.5-30, Hornady 108 grain ELDM. 6.5 Creedmoor vs. 6.5 PRC: Which is Better? Hornady's NEW 6mm ARC & Odin Work's Barrels - GunsAmerica Digest if you are going to reload for it and want to shoot light bullets. Its design uses propellants efficiently. ZevTech, 16 Proof Research .223 Wylde barrel, Leupold Optics Mark 6, 3-18 with a David Tubb DTR reticle and Black Hills 77 Grain TMK. It was the wildcatters who brought it back to life by fiddling with a couple of popular designs. Lighter and tougher and more precise than ever, it's the perfect back country hunting rifle. 6mm ARC Ammo for Sale | Advanced Rifle Cartridge - OpticsPlanet Sectional densities are similar, and both should be good penetrators. And one may be all you need to justify a new rifle in a new, low velocity chambering. 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. How do lower velocity cartridges improve long-range shooting? Savage Model 110 Timberline 6.5 Creedmoor Rifle: Full Review, SIG Sauer P365 Pistol Now Offered in .380. HunterMann Well-Known Member LRH Team Member Joined Jan 18, 2021 Interestingly enough, my history with 6mm rounds began with the 6mm Remington. The 243 has a case length of 2.045" compared to the 1.49" of the 6mm cartridges. Played at other stuff with the 6 ARC but that was the bulk of the testing. Maybe, if you are shooting farther out. Consistency remained about the same with 2 or 3 out of five the norm. 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. Its case is bigger and its report louder, but it is deadly effective in the field. bullets. It is accurate, produces good velocities, and the copper eraser stuff in this powder makes barrel cleaning a breeze. In addition to the above comments there is some confusion regarding the 6 mm ARC's performance. The 6mm ARC was designed to match specific DOD requirements while fitting in the AR15 platform. Factory match rounds start at 155 grains and go up. Theres more coming related to 6mm ARC! 6mm ARC vs 6mm Creedmoor Shorty? | Long Range Hunting Forum 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. has not been on game, some loads stand out. Joined: Jun 2002. I had a Remington Model 700 BDL Varmint rifle rebarreled with a heavy stainless-steel barrel chambered for the round, and it lived up to its reputation. Your email address will not be published. Read on! This means you have the option to read your magazine on most popular phones and tablets. Location. This is, after all, a rifle forum and accuracy matters! 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. The Hornady 6mm ARC is at its best with long for caliber, high BC bullets like this Berger 108-grain Elite Hunter. Long-range precision shooting is one of the fastest-growing segments of the shooting sports. If you already have an AR chambered in 6.5 Grendel, the ONLY thing you need to change is the barrel. But since there is no factory ammo, 24 Nosler shooters must handload. Most Popular. 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. The 6mm ARC is a brand new cartridge that Hornady designed to fit into a standard AR-15. Precision Rifle Podcasts - 4 Podcasts Hosted by Top 10 Shooters. The .240 Wby. 6mm ARC vs 243: The Low Recoil Rifle Rounds : r/ammo In very simple terms, the 6mm ARC's exterior ballistics exceed . Hornady's new 6mm ARC was designed for a specific military requirement; the 108-gr. Some tactics never die, they just get regenerated. Blue collar reloading had 25 boxes of brass right now. Mag. Lapua brass is easy to find, however the bullet (105 Hybrid) and powder (Varget/H4895) most run will be tough to find. Shots were aimed from a bi-pod, the rifle on the bench with me standing behind it. The 6mm Creedmoorin the same fashion of its larger counterpartfits those bullets very well. Thats only a minor impediment for serious riflemen. 6BR is the easy buttonstandard bolt face, top-quality brass, 30.0gr Varget under any 105-108gr match bullet to start. 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 can get the 6XC brass in Norma which is very good. Im referring to the 6mm Creedmoor, which is simply the 6.5 Creedmoor case necked down with no other change. Ballistically, thanks mostly to heavy-for-caliber, high B.C. It is a 6 BR REM barrel that came off a rifle that I bought for the Remington 600 donor action. 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. 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. 224 Valkyrie vs 6mm ARC: Which Cartridge Wins? - The Mag Life He gave it a 32-degree shoulder and called it the .243 Rock Chucker.. pathfinder76 #14942491 06/04/20. Follow @UReloader RFR #2: The Most Flexible Cartridge in the World? 6mm ARC vs 6.5 For hunting purposes I expect 100 grain bullets & less will be preferred in this platform based on my experience. 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.". Make sure to watch till the end. The 6x45 is the .223 Rem. At 400 yards, it has an average bullet drop of 22.2 inches. The current reincarnation of this round is the 6mm BR Norma, with essentially the same case dimensions. The general shooting public loves them for control of vermin like feral hogs. I also confirmed velocity for existing conditions. The .223 does have advantages, though. 6mm ARC vs 6.5 Grendel - Performance Comparison - The Lodge at AmmoToGo.com bullets straight and seated above the powder reservoir. This increased size means the 243 has a case capacity of 53-54.8 gr H2O. 6mm ARC vs 6.5 Grendel. Wildcatters have had a field day with the 6mms, and the list of their creations is long. Should I consider another upper? 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. Or hunting? It's also legal for deer hunting in more States and arguably more effective. Thanks in large part to new, long-range shooting competitions, our acceptance of lower velocity accelerated even as muzzle velocities decelerated. No math test required. Topic: 6MM BR or 6MM Dasher?????? | ReeseBottom Minuteman. only ever shot someone else's 6br but I have to say I liked it a lot . Photo Courtesy Berger Bullets. Poll: What handgun cartridge do you reload most often? However, I would not want to carry it far. 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 . Recoil is primarily a product of bullet weight. Reduced recoil minimizes flinching and enables shooters to see their hits or misses so they can correct for subsequent shots. remains a runaway hit to this day. Is the 6mmXC all that it's made out to be. - Long Range Hunting Forum Fred Huntington, founder of RCBS, developed a then-new 6mm cartridge by necking down the .257 Roberts case. It is NOT for use in AR-15 style (gas gun) rifles. 6mm ARC Review : Fad or Viable Cartridge? : Gun University Did not hit as hard but it was no slouch, anything it hit would notice for sure. The pair developed the .22 PPC in 1975, and the 6mm PPC followed in 1987. No surprise there since it is about the same weight as the 6 ARC and both used Proof Research barrels. Share. Arguments amongst experts (real and self-delusional) spewed forth with ferocity. While it is the same length of 20, my twist is faster at 7 rather than Gavins 7.5. 6mm ARC vs 6mm BR. The Hornady 6mm ARC takes the 24-caliber into record territory the slowest muzzle velocity of any commercial cartridge propelling .243 bullets. All testing was completed using 108 grain ELDM from Hornady. Given this or your typical AR10, no contest, the 6 ARC is much easier to carry. It's no surprise Hornady chose a 6mm bullet, either. For now, though, it is anything but a sea change amongst the broader Special Missions Units. Both can produce sub-MOA groups, but 224 Valkyrie seems to spread out faster than 6mm ARC. The Model 70 .243 Win. of Israeli Defense Forces, joins David Fortier for an exclusive interview for Shotgun News. 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. So, the 6mm ARC outperforms any magazine length 5.56x45mm NATO load simply through a combination of sheer horsepower and more efficient projectiles. I'm a 6.5x47 lapua man myself. The content on this website (including videos, articles,ammunition reloading data, technical articles, gunsmithing and other information) is for demonstration purposes only. Before there were scopes or red dots there were iron sights. 6mm BR vs 6mm BRA vs 6mm Dasher. Some of the super short cartridges created to fit the increasingly popular AR-15 platform rifles with 2.26" magazine length. 600m: Out of ten cold shots at 600 meters 7 hit home, pretty impressive. It will be interesting if they chamber this in micro-action bolt carbines like the Grendel has been. 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. Curious? Mag. This makes it a factory cartridge, although no factory ammo is available, and guns chambered for it are all custom jobs. Hornady 6mm ARC Joins Race to the Bottom Ron Spomer Outdoors Here I am shooting a Smith & Wesson M&P chambered 5.56x45mm. Posts: 38 Threads: 10 Joined: Aug 2020 #1. Joined. Not liking Factory ammo so much as the longer OAL is a fair bit more difficult to load the magazine. Truth be told, the magnum race is still underway. Copyright Ron Spomer Outdoors document.write(new Date().getFullYear()) Subscriber Services. August 14, 2022. 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. 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. 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. Hornady 6mm ARC Cartridge - What You Need to Know (Maybe in 6mm ARC? VLD, Hornady 108-gr. With the 6PPC you have to turn necks and fire-form the cases from smaller 220 Russianbrass. bullets for the Hornady 6mm ARC. 6mm BR vs 6mm BRA vs 6mm Dasher - PrecisionRifleBlog.com Maximum Cartridge Overall Length is 2.26. 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. Wait a minute. Slightly bigger still is the 6CM, which invokes much cooler H1000 powder (to best all these in barrel life). As for the 6ARC, I would take a vital shot at 600 meters without hesitation given a solid platform.