Mcr Feed Cam Lever Arm
Mcr Feed Cam Lever Arm Spring
Mcr Feed Roller Assembly
Mcr Firing Pin
Mcr Firing Pin Retaining Pin
Mcr Front Sight Assembly
Mcr Full Length Stock Spacer
Mcr Gas Piston
Mcr H3 Buffer
Mcr Mag-Only Top Cover
Mcr Operating Rod
Mcr Operating Rod Spring
