AR-15 Muzzle Thread Pitch: 1/2×28 vs 5/8×24
AR-15 muzzle thread chart: One Horse 5.56 NATO barrels are 1/2×28, .300 BLK barrels are 5/8×24. Match your muzzle device and suppressor mount.
Day: October 20, 2026
AR-15 Gas System Length: Pistol vs Carbine vs Mid-Length
AR-15 gas system lengths explained, with the gas system of every One Horse 5.56 NATO and .300 BLK barrel, and how gas ties to buffer weight.
AR-15 Barrel Twist Rate: 1:7 vs 1:8
AR-15 barrel twist rate chart: One Horse .300 BLK barrels are all 1:7; 5.56 NATO barrels are 1:7 with a 1:8 16″ SOCOM. What 1:7 and 1:8 mean.
