5.56/223/300BLK, M16 Mil-Spec Bolt Carrier Group, Nitride, 9310 Bolt w/ Billet Extractor

Our M16 bolt carrier groups are durable, reliable, and made from the highest quality mil-spec components.

• M16 profile 5.56/223/300BLK
• 9310 Bolt w/ Billet Extractor
• MPI’d
• Shot Peened
• Mil-Spec Tool Steel Extractor w/ Crane (NAVSPECWAR) o-ring & spring
• Mil-Spec Staking on the Key
• Nitrided throughout assembly, including carrier and key
• Made in USA