The One Horse Carbine Gas Barrel delivers reliable performance in compact configurations with its 10.5" barrel length chambered in 5.56 NATO. Featuring a durable nitride finish and carbine-length gas system for smooth cycling and manageable recoil.One Horse Carbine Gas Barrel - 5.56 NATO10.5" barrel length for compact builds1:7 twist rate stabilizes wide range of bullet weights1/2x28 threading for muzzle device compatibilityCarbine-length gas system for reliable cyclingNitride finish for durability and corrosion resistanceBlack color finishIdeal for SBR builds compact AR platforms and home defense setups where space is at a premium but performance cannot be compromised.