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Radical Firearms 300 Blackout 10.5″ 1:8 Upper – Black
Radical Firearms Complete Upper Assembly300 Blackout10.5″ Barrel1:8 TwistBlack Finish10″ RPR MLOK HandguardA2 Flash HiderFeatures:Length: 10.5″Pistol LengthFinish: MeloniteMuzzle Thread: 5/8x24Chamber: 300BLKTwist Rate: 1:8M4 Feed RampUpper Receiver Style: M4 Mil-StdUpper Finish: Type…