SYSTEMA M4A1 10.5" Aluminum Outer Barrel

♦ FOR SYSTEMA M4
♦ Includes: aluminum outer barrel and steel flash hider adapter-M14-RH
♦ Aluminum outer barrel: full CNC machining, coated with hard anodizing in MIL-STD
♦ Steel flash hider adapter: full CNC machining, manganese phosphate surface treatment