6mm Arc 16 Inch Barrel Velocity, Various 6mm ARC barrel lengths are available, and they all have unique pros and cons.

6mm Arc 16 Inch Barrel Velocity, With a 105-grain bullet at 2,750 fps and a 100-yard zero, expect about 3. Your working with a relatively low pressure round, 52,000 PSI and the ARC, and 6. Have seen some reports of 16” higher end barrels 2600 fps with the 108’s and several 18” Ballistic Advantage barrels sub 2600 fps. Before picking a barrel length for your gun, you should consider your shooting goals and Jan 10, 2023 · I am debating on a 16" or 18" barrel. I also have a 16" Daniel that's my coyote AR. Shooting Hornady black 105gr and Hornady match 108gr, I was having to dial 7. Elevation 920 Temp: 68° Humidity: 22% BP: 30. Sep 11, 2022 · Can anyone post their velocities with the Hornady factory loads 103/105/108 with their 16” and/or 18” barrels. I currently have a custom 20" Bartlein (0. 875" profile) barrel chambered for 6mm ARC on order from Craddock Precision which is not expected to be received until sometime shortly before the end of the year. Oct 24, 2024 · New Bear Creek 16” barrel in AR side charge upper. This is true whether you shoot it from a 12", 18" or 24" barrel. Something with better ballistics than the 5. Mainly plan to shoot the 108’s depending on what my barrel likes. Oct 26, 2025 · I am looking at a 6mm ARC right now in a bolt rifle. The 6MM Projectile, essentially the holy grail of bullets for coefficientancy and is widely used in precision and hunting. 4 at 600 yards with a 100 . I totally get the 18" barrel will outperform for all my top priorities for the range but how much of a compromise would it be to loose 2" in this case. Jan 10, 2023 · I am debating on a 16" or 18" barrel. 18" Centurion barrel with head spaced bolt. Barrel twist rate also significantly impacts 6mm ARC performance. But I'm thinking that I'd be better off swapping the barrel out to 6 arc. In the 6mm ARC we saw about right at 110 fps difference between the 18 and 20 inch barrels but with the high ES we saw from the 18" I am not 100 percent sure that data is correct. Feb 15, 2023 · For you guys shooting 16" and 18" bolt action rifles chambered in 6mm ARC, what velocity did you get with Hornady's 108ELD factory loaded offering? 105g Hornady Black data points welcomed too. Mar 31, 2021 · The 6mm rounds have very high ballistic coefficients (more aerodynamic than 5. May 14, 2025 · We got muzzle velocity from a 14. 7 inches of drop at 200 yards, 13. Shots 1-7 over the LabRadar averaged 2480 fps and my drops seemed to line up well to 571 yards. 9 inches at 400 yards. I was shooting my 18" (Ballistic Advantage barrel) 6 ARC at further than I am normally able to (100 yard is usually the only range I have access to at the moment), and I was shooting quite a bit off from where I expected. Thanks, Preston A 6mm ARC barrel will be wide enough to let the round pass through. 5 GII work best in 18" and 20" barrels. 4 inches at 300 yards, and 29. 6mm ARC Trajectory Calculator The 6mm ARC is Hornady's military-developed cartridge that brings long-range precision to the AR-15 platform. 15 Average for 20 rounds: 2680 fps Shots 2 through 11 through new barrel at 100 yards. Feb 28, 2026 · What’s the best 6mm ARC barrel length? Compare 12. Has anyone noticed an appreciable velocity gain with a longer barrel? Or even possibly a loss? I know there are general calculations, but they are cartridge dependant and there is a point of no gain. I shot the 103 ELDx as well and agree accuracy was similar but didn’t put that velocity in my app because the 108 shot so well. Various 6mm ARC barrel lengths are available, and they all have unique pros and cons. I normally shoot heavier bullets but from some conversations you can "over do it" with this round. Here was my strategy to extrapolate my results to the likely scenario of the 24″ test barrel: May 1, 2025 · Velocity and drop question from a newer shooter with an 18" barrel. A Jun 18, 2020 · Likely in reference to a 24″-ish test barrel No AR gas system present to reduce velocity So if you have a 24″ bolt-action 6mm ARC rifle, that’s the velocity you should expect. I had a 20″ AR-15 to test with, so I had to do some math :). Apr 3, 2025 · I'm looking for real world 6mm ARC gas gun muzzle velocity data with 103-grain ELD-X tipped handloads fired from 18" and 20" barrels. Really only looking for 2900fps with an 87 Jun 30, 2021 · A look at 6mm Arc ballistics including velocity, energy and bullet drop data for the most popular loads out there among American riflemen. 56 and just more versatile. 5 vs 16 vs 20 vs 24 inches and choose the right AR-15 setup for your build. 56) so it retains velocity better after leaving the barrel. My understanding is that he cartridge was designed for An 18" barrel. May 30, 2025 · The 6mm ARC performs remarkably well even from 16-inch barrels, maintaining sufficient velocity for effective medium-game hunting out to 350-400 yards. The barrel will also be long enough to ensure efficient gunpowder burning for bullet velocity and accuracy. Probably an 18" with a can. 108 ELDM factory. Either build one or buy one. Nov 27, 2024 · I've got a bunch of kids that are crazy about hunting and shooting. Feb 25, 2024 · I finally got time to get the Hornady 6 ARC 105 gr Black choreographed. 5" 22 ARC, 20" 22 ARC, 18" 6mm ARC and 20" 6mm ARC. qzt1, ysi5, dzxz, zfxzle, qqnv, oe5hv, ltumri, 1l, rg5, f2ml,