CMMG, Inc .308 Bolt And Carrier Semi-Auto

.308 Bolt Carrier Group BCG SEMI AUTO Specifications for CMMG, Inc .308 Bolt And Carrier Semi-Auto: Manufacturer: CMMG Color: Black Finish: Phosphate Fabric/Material: Steel Cartridge: .308 Winchester Gun Model: CMMG Mk3 Bolt Material: 9310 Steel Carrier Material: 8620 Steel Caliber: .308 Caliber Package Contents: CMMG, Inc .308 Bolt And Carrier Semi-auto The CMMG, Inc .308 Bolt And Carrier Semi-auto is a quality addition to the CMMG lineup. For more great deals on Bolt Carrier Groups by CMMG, please browse our CMMG, Inc Gun Parts page.