Complete QPQ / SBN / Black Nitride / Melonite Bolt Carrier Group. Smooth & Protective Nitride coating. This is a solid, reliable melonite bolt carrier group.
5.56/223 & 300 Blackout BCG
M16 Carrier-8620
Bolt-Carpenter 158
MPI & HPT Tested
Shot Peened
Upgraded Extractor Spring with o-ring
Billet extractor
Made in the USA by a Quality Manufacturer
