CMMG 28B3D0CCT ENDEAVOR MK4 22ARC 20 COYTN. CMMG 28B3D0CCT ENDEAVOR MK4 22ARC 20 COYTN - Specifications for CMMG 28B3D0CCT ENDEAVOR MK4 22ARC 20 COYTN: Manufacturer: CMMG Magazine Included: No CMMG 28B3D0CCT ENDEAVOR MK4 22ARC 20 COYTN