Guntec USA AR .308 Nitride Skeletonized Low Mass Bolt Carrier Group (BCG)

Guntec USA has been manufacturing AR-15, AR-308 and AR 9mm accessories since 1989. The goal is to distribute excellent quality, at an economical value. Specifications for Guntec USA AR .308 Nitride Skeletonized Low Mass Bolt Carrier Group (BCG): Manufacturer: Guntec USA Finish: Nitride Fabric/Material: Stainless Steel Cartridge: .308 Winchester Weight: 16 oz Length: 11 in Bolt Material: 9310 Steel Features of Guntec USA AR .308 Nitride Skeletonized Low Mass Bolt Carrier Group BCG Made for 7.62X51/308 cal. The group comes fully assembled with properly torqued and staked gas key. 8620 carrier and gas key. HPT/MPI tested and marked. Hardened extractor S7 tool steel. Skeletonized low mass design. Package Contents: Guntec USA AR .308 Nitride Skeletonized Low Mass Bolt Carrier Group