Balanced application of cartridge, chamber and propellant design coupled with bullet selection for optimum all-range performance and barrel life. 2854 0 obj <>stream Accurate A-2520 produced a .43-inch group at 2,886 fps, while Power Pro 2000-MR shined again. AR test loads included Bergers 108-grain Elite Hunter with a .559 G1 BC, 110-grain Hornady A-Tip (.604 G1 BC) and Noslers 115-grain RDF with a .634 G1 BC (the highest BC 6mm bullet Im aware of). The 6mm ARC uses commonly available 6.5 Grendel magazines/bolts. So your cabinet may already be full with some, or all of these options. If you already have an AR chambered in 6.5 Grendel, the ONLY thing you need to change is the barrel. The handloads chambered especially tight in this rifles match chamber; the bolt turned down with some small effort, but otherwise it shot well. https://www.handloadermagazine.com/6mm-arc. The 6mm ARC was designed by Hornady to be the highest performance long-range cartridge available in a standard AR platform rifle. Well, regardless of how commercially accepted this new entry becomes, if one were to acquire a rifle or build one of their own, reloading your own 6mm ARC ammo will guarantee it remains in your collection. We recommend the WSR primer, or small rifle primers. Im using RCBS SB/TC dies and just lubing and running. We hope you think about being prepared more than twice per month, but our newsletter is a valuable resource to help you learn new things, and just to keep prepping on your mind. We're proud to carry both small quantity specialty brass and affordable bargains like breakdown brass to the large quantity bulk brass by the case. We have seen some reports that yes, many people have gotten small pistol primers to work in their 6mm ARC loads. I ran test loads using Hodgdon LVR, Alliant Power Pro 2000-MR and Accurate A-2520. Give a Gift Shot this group with hornady black 105s today in 5 degrees and howling wind. The groups showed signs, at least to me, of not being adequately stabilized which is why I went to the calculator. Very interesting. It could easily be argued the ARC is yet another version of the 6mm PPC (which was never SAMMI standardized) actually a pretty fair assessment, though the fast rifling twist changes everything. 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. The shoulder angle was set at 30 degrees. 26" McGowan 1:7" 0.086" gas port, Odinworks adjustable gas block, JP BCG Using 0.350" insert Hornady comparator's headspace 1.183" Sized 6.5 Grendel Virgin Starline brass headspace 1.187" Fired cases headspace 1.191" 1.720" CBTO Lands contact 100 TGK . Been looking for 6mm ARC brass or even ammo recently, wow. Factory ammunition in a variety of bullet styles. (5) Auto 4X4 Shell Plate not available. As with all reloading, if you decide to try this proceed with caution. var _gaq = _gaq || []; I remember seeing a test here where a guy shot 15degrees, room temp, and then 95degrees(approx. Lapuas 105-grain Scenar-L has proven exceptionally accurate in several other 6mm cartridge tests. The size of the firing isn't the issue. Initial Hornady load data was developed in a Noveske N4 AR-15 with an 18-inch barrel and 1:7.5 rifling twist. AR-15's) and kept to a maximum pressure of 52,000 psi. This rifle assembled five-shot, 100-yard groups I would deem better than average for any AR-15. Commercial 6mm ARC loads feature bullets selected to deliver ideal performance for hunting, match shooting, and personal protection applications. You can over pressure the case quick so be careful. Handloading data for the 6mm ARC was newly minted at the onset of this months-long project. 6mm ARC: How it started, 6mm ARC: What is it You will likely run into feeding problems with an AR-15, due to the shorter overall length, if you try loading bullets lighter than 90 grains. Christensen Arms 801-06220-00 Ridgeline Scout 6mm ARC Caliber with 4+1 Capacity, 16 in Threaded Barrel, Black Nitride Metal Finish & Tan with Black Webbing Fixed Sporter Stock Right Hand (Full Size) Hinterland #: 174440. $1,449.00. Its a good bet that those companies already loading 6.5mm Grendel will be the quickest onto store shelves. Powders mirrored those used for AR loads, with the addition of Ramshot TAC, Alliant Power Pro Varmint, Hodgdon Varget, Shooters World Precision Rifle (extrapolated from 6mm Remington BR data) and IMR-8202 XBR. Since no case is complete without its proper toppings, we move to bullet selection. (Speer 75 grain HP on top of 25 grains of IMR 4895. Rifle cartridges (l. to r.) .308 Win, 6mm ARC, 300 AAC, .223 Rem, Hornady 6mm ARC Cartridge - What You Need to Know, Public Introduction - 6.5 Creedmoor - 6mm-ARC-Public-Introduction-Rev-2020-06-18.pdf, Brand new rifle caliber: 6 mm ARC, Hornady's Advanced Rifle Cartridge! EkD>7#q4(BBFh47Nh1nF+ZB4. 6mm ARC: Fact or Fiction? Real Performance Results, From-Scratch So, considering brass your best option is to grab a few boxes of Hornady ammo. Today's testing using an 6mm ARC upper I built up with a 16" barrel (4 groove cut rifled barrel 1:7.5" twist) with a SAAMI 6mm ARC chamber: 26 gr of H4895, CCI BR4 primer, Berger 105 gr BT, Lapua reformed and trimmed 6.5 Grendel brass, 2.265" OAL magazine fed = 2453 fps - .505" 5 shot group - accuracy excellent. They will expand on small varmints at 6mm Creedmoor velocities, so they should work well on average-sized hogs or smaller deer. What Is the 6mm ARC Cartridge? Lapua with their Scenar and ScenarL line offer 90- and 105-grain choices. 4 and 5 wandering .25 inch but printing a single hole. Patrick Sweeney gives some history on this interesting pistol. Add to Compare. Yes. We promise, were not spammy, which is why we only email you twice per month. All barrels will be rifled with a 1-7.5 twist. Brownells also sells Hornady-made 6mm ARC factory-loaded ammo, but most varieties are out-of-stock right now, as is the 6mm ARC brass. Launched in 2020, the cartridge continues to gain popularity. I initially developed my 6mm ARC loads using regular small rifle primers. It can reach maximum results with what is already out there, and these components have been thoroughly tested in other cartridges. : 0.405 Also another where the guy says he hasnt seen big temp swings. Anyone loading for a gas gun in ARC? I just loaded up another ladder to 28.4, but sounds like I should go back in the garage and add some more up to. The 6mm ARC uses commonly available 6.5 Grendel magazines/bolts. That's one great thing about the Hornady 6mm ARC, its not trying to remake the wheel. PDF 6mm ARC (Bolt Gun) - Hornady Federal small pistol and small pistol magnums at your discretion and at your own risk, but they fit and some have reported success. TESTED: Sierra 6mm 107gr MatchKing Bullets - Ultimate Reloader Cratering usually happens at 1st. Sign up to receive new product announcements, special offers, and the annual product catalog. For a better experience, please enable JavaScript in your browser before proceeding. My Components; . The usual cartridge neck diameter with a .243-inch bullet seated is 0.260 inch for a .262-inch chamber throat. Please note that this article looks at research and testing done by a variety of sources. Plus, there are newer additions to Hornadys line like the ELD Match, ELD-X and A-TIP. With this rifle, Hodgdons CFE 223 was the hands down accuracy winner with 28 grains producing a .28-inch group at 2,800 fps, and 29 grains a .52-inch group at 2,835 fps. If you like Vihtavouri powders, then consider N140 and N540. The adjustable magazine catch allows setting magazine height for more consistent magazine feeding. Charges of 28.5, 29.5 and 30.5 grains assembled .48-, .34- and .51-inch groups at 2,602, 2,706 and 2,845 fps, respectively. Jay Langston, Ballistic Magazine Read More, "The 6mm ARC is unique among rifle cartridges in that it fits in an AR-15-pattern action, functions reliably out of standard-capacity 24- or 17-round magazines, and remains supersonic beyond 1,000 yards in a standard atmosphere." . Shooter can self-spot impacts on or off target to make rapid adjustments. 6mm ARC SR 6mm BR (Bench Rest) SR 6mm Lee Navy BLR 6mm PPC SR 6mm Remington LR 6mm TCU SR 6mm-06 Springfield LR 6mm-284 Winchester LR 6/6.5mm Creedmo or SR / LR 6x62mm Freres LR . So hopefully when it warms up and the wind subsides I will see if I can repeat this group. Access features of the Reloading Handbook on your mobile device with the Reloading App. About the Sierra 6mm 107 grain HPBT MatchKing. Reloading Decapping Pins - Small & Large | Midsouth Shooters 6mm ARC vs. 6.8 SPC The #41s have a harder cup and are very popular for reloaders who shoot primarily out of an AR15 platform. No idea honestly. Bergers 109-gain Long Range Hybrid Target bullet produced the tightest groups of the bolt-rifle test .26- and .13-inch groups using 25.5 and 26.5 grains of IMR-8280 XBR. 0 In theory, magnum primers are more efficient and require slightly less powder to get the same velocities and power. The rifle weighed 11 pounds, 7 ounces after the addition of a Burris RT-15 3-15x 50mm FFP 30mm scope held in Burris AR-P.E.P.R. Theyre also made from the same material and use the same explosive. Primer Manufacturer Chart; Shellholder Chart; Bullet Abbreviations; User Loading Data. It even beats the 6.5 Grendel at extended yardages. They are 0.2 mils lower than my 100 TGK handloads. 6mm ARC Cartridge SAAMI Specs, Build Requirements, Videos Advanced Rifle Cartridge. Of course, a handful of handload combinations provided exceptional results, which from an AR, I considered anything printing less than an inch with five shots at 100 yards. From a military standpoint, Hornady's 6mm ARC is designed as an improvement over both the 5.56 NATO and the 7.62 NATO rounds traditionally employed in the U.S. arsenal. All worked well from the bolt action as well, with Power Pro Varmint, Reloder 15 and IMR-8280 XBR also exceptional performers. What Do I Need To Shoot the 6mm ARC? The AR-15 platform features a higher magazine capacity. This was done to help prevent 6.5 Grendel from chambering in 6mm ARC rifles. I really hope this takes off. The 6mm ARC does what much larger cartridges can and everything that smaller cartridges can't. It delivers substantially better ballistics than the 223 and offers a much lighter gun/ammo system with 30% less weight than the AR-10/308 Win system. This was way over pressure yielding speeds in the 2730 FPS range, heavy ejector swipes and unusably expanded primer pockets. Ryan Cleckner, Gun University Read More, "I was more than dazzled, as I continued to place shots on targets all over the mountain. What kind of dies are you using? Gain a deep knowledge of ballistic science and access our improved ballistic calculator. Accuracy may also suffer. 6mm ARC | Review of the Hornady Cartridge for the AR-15 Platform It delivers less drop, less wind deflection and the ability to shoot accurate groups at much greater distance (1000+ yds). These would have the best results if set off with match grade small rifle primers. Your main problem with small pistol primers is the cup thickness and the free float firing pin in an AR style rifle. They have 10 solid options ranging in weight from 90 to 110 grains. The neck was set back, allowing more room for long-for-caliber 6mm projectiles in standard AR magazines. This .39-inch group was produced by the MPA bolt rifle using 30 grains of Alliant Power Pro Varmint beneath an 88-grain Cutting Edge MTH at 3,049 fps. If you already have an AR chambered in 6.5 Grendel, the ONLY thing you need to change is the barrel. Request a price. You can also follow our Facebook Page for regular articles and resources. Ill throw my initial pressure testing data into the ring. As 6mm (.243-inch) has been a fairly popular all-purpose caliber for decades, there are a lot of good choices. Lauren Witt, Interdependence Public Relations, David M. Fortier, James Tarr and Michelle Hamilton. My Lever loads have produced some of the best groups and by far the best ES and SDs I've ever had. (4) not available. And Brownells also sells complete Aero Precision 6mm ARC Uppers, starting at $749.99. Except for Reloder 15, Precision Rifle and Varget, all are fine-grained or spherical powders that flow like water. 6mm ARC vs 308 WIN These would likely be a better fit regarding the cartridges overall length. Hornady is an obvious first choice for selecting 6mm projectiles to load the 6mm ARC with. 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. A new addition to the Honey Badger line is a 115 grain 10 mm round. In very simple terms, the 6mm ARCs exterior ballistics exceed anything currently possible with any other AR-15 cartridge, especially at long ranges. You need to burn a lot of powder quickly. Hodgdon has perhaps the best variety, including H335, Varget, CFE 223, BL C(2), H4895, and their IMR 4895. Velocities were established from a 24-inch barrel. Just got a 20" proof stainless barrel and I have been very happy with it it. Language links are at the top of the page across from the title. As always, do your own testing to confirm using safe load development practices. All Rights Reserved. Fits Short/Mini action bolt rifles It is ideal for long-range and competition applications in calibers like , , 6GT, and 6mm ARC. Power Pro 2000-MR, which also performed well in the AR, proved exceptional with this bullet: 30, 31 and 32 grains producing .44-, .53- and .33-inch groups at 2,754, 2,786 and 2,940 fps, respectively. Shown for comparison are some popular 6mm cartridges, including the (1) 6mm ARC, (2) .243 Winchester, (3) 6mm Remington and the (4) .240 Weatherby Magnum. 6mm Creedmoor Small Primer question | Sniper's Hide Forum With the current political situation, its most likely going to take me a long time to get all the parts together. })(); To comment on a post, click Post Title or "Comment" Link. Already adopted by one Army Spec. 12 Great 6mm Cartridges - Shooting Times Why call a cartridge an Arc defined as part of a circle . 6 mm ARC (Advanced Rifle Cartridge) Lee - 12 Lee - 12 . From carefully selected primer and powder to precision-engineered cases and bullets, Lapua products have a well-deserved reputation for being amongst the best on . Not a big issue except carbon/powder fouling starts causing fliers faster than anything I've had before. IMR-8280 XBR produced this series smallest group and deserves more thorough investigation. Apocalyptic Prepping. Only one way to find out! 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. The loads I posted above were in a AR. For a variety of reasons, is wise to keep pressures in a semi-auto rifle moderate. We also read a report that said for one manufacturer, theyre identical to the regular small rifle primers. It is NOT for use in AR-15 style (gas gun) rifles. Moving load to a Speer 100 Grain Spire-point. brass weight? 6A5479F2-F4EE-4208-8690-9740176B4BC7.jpeg, Peterson news 6mm ARC brass manufacturing_2023.JPG. 18" barrel with rifle +1. Founded by Frank Galli in 2000, Snipers Hide has been offering informational videos, podcasts, and other support to its users in one location. 20" barrel with rifle length gas. PDF Primer Size Chart - Henry Krank My 95s just came in and at 2.25oal I'm at 100 thousandths jump. There are older veterans, like the SST and Interlock designs up. Primer Size Chart . Figured Id start a thread for the 6mm ARC. A popular chamber neck diameter for the 6mm PPC is 0.262 inch, although some are a bit smaller or larger. 6mm ARC: Military Application Hey guys, is there something special about Hodgdon LVR in 6ARC? Now, take the 6.5 Grendel case, neck it to 6mm, give firearms fast rifling to handle long-for-caliber bullets weighing from 103 to 115 grains, including ballistic coefficients (BC) equaling those 6.5 projectiles, and you have Hornadys spanking-new 6mm Advanced Rifle Cartridge, or ARC. Hornadys initial gas gun data included only 108-grain ELD Match and 110-grain A-Tip Match bullets; lighter bullets from 58 to 105 grains were added within a couple months. InterLock BTSP Item No. The 6mm ARC is a better long-range performer. If they cost the same and your manual is calculated in magnum primers, Id use magnums. Check out our selection below and make Midsouth Shooters your reloading headquarters! Prepping is an ongoing venture. Narrowing ARC powders to a short list is relatively easy. Sierras 95-grain Tipped MatchKing seated over 32 grains of Power Pro 2000-MR produced this .33-inch group from the MPA bolt rifle. 50 shots and accuracy goes to crap. Dont chase the velocities you might get in a bolt-action gun. I have an AR 6mm ARC build in process at the moment. 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. Commercial 6mm ARC offerings will feature bullets selected to deliver ideal performance for hunting, match shooting and personal protection applications. It surprised me by shooting 1 hole 3 shot groups. This article looks at theory and our experience, and should not be considered recommendations about primers for the 6mm ARC. Made brass from 6.5 Grendel Cartridges. In addition Blacks Hills Ammunition also launched a 6mm ARC round and a 6.5 PRC. With the release in 2020, Hornady also launched three factory loads with 103,105 and 108gr (6.7,6.8 and 7.0g) bullet weights and advertised G1 ballistic coefficients of .512, .530 and .536 respectively.[6]. Look at your specific load data and see if what it specifies. Overall, the 6mm ARC delivers optimum all-range performance and barrel life. Specifically, the CCI 550 Small Pistol Magnum primers and the CCI 400 Small Rifle Primers are the same size, with the same cup thickness. Less felt recoil than larger short-action-based (308 Win family) cartridges. Available in different sizes, we are sure to have what you need. 6mm ARC Unprimed Cases (50 ct) Item No 86287, 6mm ARC Series III Two-Die Rifle Die Set (.243) Item No 546251, 6mm ARC Full Length Die (.243) Item No 046262, 6mm ARC Seating Die (.243) Item No 044244, Small Rifle Case Feeder Plate Item No 095314, Bullet Puller Collet #3 (.243) Item No 392156. According to the calculator a 1:7 twist barrel is necessary to adequately stabilize that bullet. Accuracy is there from 30.8g-31.4g, Shot another group at 100m yesterday. 6mm GT SRP (Small Rifle Primer) $ 130.00 $ 25 Creedmoor SRP (Small Rifle Primer) Out of Stock 118.00 - 6XC SRP (small rifle primer) Out of Stock $ 115.00 - $ 6XC LRP (Large Rifle Primer) Out of Stock 115.00 575.00 Out of Stock Shop All Brass REAMERS Pilot Bushing $ 19.99 Alpha Legacy Reamer $ - $ Shop All Gear A Word From The Alpha Team BR 4 primer are good to go. Due to the relatively small case volume to bore diameter, the 6mm ARC can digest a wide variety of powders. Here Are 5 Reasons To Consider One! Every gun is different, so see how your gun will react before you just full send it with 6mm ARC reloads with small pistol primers. View Reloading Essentials View Cartridge Cases, "It's the best all-around cartridge for the AR to date; better than the .223 Rem., 6.5 mm Grendel, 6.8 SPC and .300 Blackout, and evidently Hornady and I aren't the only ones who think so." When using shorter barrels, which are common on gas-guns, the difference will be even more pronounced. Half of these are designed for hunting and the rest for match shooting. With the 110-grain Hornady A-Tip, highlights included a .90-inch group with 28 grains of CFE 223 at 2,481 fps; .39 inch (the smallest group with all AR loads) with 25.5 grains of LVR at 2,262 fps; .97 inch with 26 grains of A-2520 at 2,368 fps and .81 inch with 25.5 grains of Alliant Reloder 15 at 2,383 fps. Bolt gun data appeared simultaneously with gas gun light-bullet data, listing bullets from 58 to 108 grains. The case volume will easily allow for up to 30 grains of powder, but please wait for qualified load data to be available. [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. Sort By: Items Per Page: Item Total: (18) 0 - 18 Decapping Pin Large (6 Count) 005-060008 | Hornady $10.63 In Stock Decapping Pin Small (6 Count) 005-060009 | Hornady $10.63 In Stock All handloads tested averaged 1.30 inches, Hornady Black 105 BTHP factory ammunition 2.35 inches and Hornady Match 108 ELD Match 1.05 inches. RCBS - 38 . It loads about like a regular small rifle primer. After much R&D, Hornady's engineers and staff produced the 6mm ARC (Advanced Rifle Cartridge), a short, fat, PPC-looking round that's very deceiving . Reloading Reference Tables | RCBS 6mm ARC - Wikipedia Weve also gotten reports that yes, you can also use small pistol magnum primers to develop your loads. From an AR, Hodgdons LVR and CFE 223, Alliants Power Pro 2000-MR and Accurates A-2520 give top velocities combined with consistent accuracy. I ordered a 24 barrel from Brownells. 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 Yes. No plans to crimp. hbbd```b``:"gI~ 2.l#0qd f$3|{ 4 CLICK Image for official SAAMI Specifications: If you are intrigued by the 6mm ARC, youll find the products you need at Brownells uppers, barrels, bolts, and magazines. Remember though, Berger bullets will be the longest you will use, so verify your barrel twist.
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