Blem Harrington & Richardson Retro M16A1 20" AR-15 Upper 5.56 1:7 Rifle Length, Gray

Retro uppers are back!Barrel: Harrington & Richardson 20" 5.56 NATO 1/7 Pencil Barrel made from 4150 Chrome Moly Vanadium Steel with a parkerized finish with chrome lining. Features a Rifle Barrel Extension, 1/2"x28 threaded barrel, 1/7 twist rate, and Rifle gas system. Upper: Newly manufactured uppers forged from 7075-T6 Aluminum using proprietary NoDak Spud Dies. Finished in Gray Type 3 hard coat anodizing.This Upper is the perfect choice for your Retro or K.I.S.S build. ** These uppers will have cosmetic blemishes that do not affect function. This may include, but is not limited to, forging marks under the finish, scratches, and slight variations in the finish color coat.