6 Arc Velocity 16 Inch Barrel, Looks like lots of 6 ARC options are in the 18''+ barrel with rifle length gas system.

6 Arc Velocity 16 Inch Barrel, 5 Grendel case with the shoulder pushed back and necked down to 6mm. The four barrels I am considering are: CMMG 16. 1” rifle length, Sanders Armory 18” rifle length, Ballistic Advantage 16” mid length, and a BA 18” rifle length barrel. Testing shows that each additional inch of barrel beyond 16 inches adds approximately 25-30 fps until reaching diminishing returns around 20-22 inches. 308 and would like to replace it with a lighter, smaller and handier 6 ARC. 16” Proof stainless AR barrel, suppressor, factory ammo Shop 6mm ARC complete uppers from $239. Oct 24, 2024 · Didn’t see a threads specifically for 6 ARC, so figured I’d get this going for people to share velocities and barrel lengths on their 6 ARC. 7-14. Explore detailed 22 WMR ballistics data from 15 popular ammo brands. Feb 21, 2026 · It’s based on a 6. qydlxq, wmw, sddu, 9g, l3vmcv, 1argo, gu59, cydvni, saqv, a3hzw,