M16, AR-15, M-16, MilSpec quality parts Made in the U.S.A

20" AR-15 Bull Barrel Rifle Kit

20" AR-15 Bull Barrel Rifle Kit. This kit comes with a standard A-3 flattop upper, free float hand guards, and a picatinny gas block. This Match barrel is available in 1x8 or 1x10 twist, with options such as fluted, ported or both . Barrels are made from 416 Stainless Steel by Wilson. Comes with everything to turn your lower receiver into one of the most accurate rifles. This rifle kit comes with a fully assembled upper and You will need to purchase a lower receiver, and use the LPK parts included in the kit to make this an operational firearm. This bull barrel kit is chambered in 5.56 mm.