The Gun Parlor

TGP AR15/M16 COMPLETE NICKEL BORON BOLT CARRIER GROUP

Each of our Mil-Spec Bolt Carrier Group Assemblies is made in the U.S.A. and feature full-auto capability, a shot peened MPI Bolt, 8620 Gas Carrier and Gas Key fastened with hardened Grade 8 fasteners. 

Features:

• M16 Style (Full Auto)
• .223/5.56 Caliber
• Mil-Spec
• Precision Machined
• Heat Treated Steel
• Shot Peened MPI Bolt - 9310 material
• 8620 Gas Carrier
• Made in USA
• Nickel Boron Coating Inside and Outside 
• Fits: AR-15 / M16