AR-15 5.56/.223 20" RIFLE BUILD KIT W/15" SLIM FREE FLOAT Unassembeld Rifle Build Kit Includes all components to finish your AR-15 project EXCEPT lower receiver (sold separately). All components are Mil Spec and USA Made.
(1) 5.56 NATO (accepts both 5.56 and .223 Rem ammo) 20" Heavy Barrel 1:7 Twist/Nitride, CMV