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Daniel Defense AR-15 M4A1 5.56 NATO 14.5″ Pinned (16″ OAL) 1:7 Upper – Flat Dark Earth
Daniel Defense M4A1 Upper Receiver223 Rem/556NATO14.5″ Barrel (16″ OAL with Pinned Brake)Carbine Length Gas System1:7 TwistM4 12.0 RailFlat Dark Earth FinishFits ARFeatures:Daniel Defense M4A1 Rail Interface SystemDaniel Defense Rail Panels…