Centurion Arms C4 Bolt Carrier Group

Centurion Arms' founder is the rare breed of a career Special Operations soldier and bona fide gun nut. Centurion Arms was built on his expertise and industry connections, and the Centurion Arms C4 Bolt Carrier Group leverages his background to be a top tier Bolt Carrier Group.

The Bolt, Carrier Key, Carrier, and Gas Key are all MILSPEC to the Technical Data Packet (TDP)... while many companies will use lesser grade steel or cheap foreign components when they can, whereas this carrier is made from the same material of the same machines as military weapons. The full auto carrier is heat treated and precision machined. The gas key is double staked on each fastener.

Features:

• Mil-spec Carpenter No. 158
• MPI bolt (magnetic particle inspected)
• Shot peened bolt
• Chrome lined carrier (auto)
• Chrome lined gas key
• Gas key hardened to mil spec
• Grade 8 fasteners
• Staked gas key
• Tool steel extractor