M-16 MPI Bolt Carrier Group

M16 Bolt Carrier Group

For AR15 and M16 rifles and carbines.  Made by a mil-spec contractor, these feature a MPI Carpenter 158 Bolt, and a full profile chrome lined carrier. Limited quatities available

Made in USA.  Bolt is made of shot-peened, MPI,  Mil-spec Carpenter 158® steel. Gas key is secured with grade 8 fasteners and staked per mil-spec. Bolt carrier is parkerized outside and chrome lined inside.

Features:

• Milspec MPI Carpenter No. 158® steel bolt
• Chrome Lined Carrier (AUTO)
• Chrome Lined Gas Key
• Gas Key Hardened to USGI Specifications
• Gas Key Grade 8 Hardened Fasteners
• Gas Key Staked Per Mil-Spec
• Tool Steel Extractor
• Extractor Spring
• SKU 30956