AERO Precision Black Nitride Bolt Carrier Group

AERO Precision Black Nitride Bolt Carrier Group | BCG

A high quality BCG that is properly staked and no obtuse machine markes. This will make a great addition to your build.

Features:

• M16-cut carrier
• Machined from 8620 steel
• Carrier has forward assist serrations
• Black Nitride Finish - advanced lower friction coating that minimizes the need for lubricants and cleaning
• Properly staked gas key
• 5.56 Bolt is machined from Carpenter 158 tool steel
• Shot peened
• HPT tested/MPI marked
• Black O-ring insert on extractor
• High quality BCG