This barrel is 18-inches long and chambered for 6MM ARC. This rifle length barrel has a 1:7.5 twist rate and is crafted from 4150 CMV with a black nitride finish. It has a medium profile and operates on a mid length gas system
ELD Performance 18 6MM ARC, Mid Gas, Medium Profile, 1:7.5T
DD AR-15 6MM ARC Lightshow II - Black Upper Build Kit
Tactical Kinetics 18 inch AR-15 6mm ARC Melonite Barrel
Barrels
6mm ARC 16 inch Barrel, Nitrided Barrel
Davidson Defense 'Imperial Decree' 18 AR-15 6mm ARC Nitride Rifle
All AR-15 Parts Bolt Carrier Groups - Charging Handles - Lower
Wilson Arms AR-15 20 6.5 Grendel Rifle Gas Hbar 1-8T Stainl
DD AR-15 6MM ARC Tsurugi 6MM ARC Upper Build Kit
Davidson Defense 6MM ARC Caliber
MMC AR-15 6MM ARC Lightshow II - Red Upper Build Kit
ELD Performance, Page 2
Davidson Defense 'Sunbreaker' 18 AR-15 6mm ARC Nitride Rifle Upper Build Kit
