Centurion Arms C4 5.56 M16 Bolt Carrier Group - $149.95

Description

Centurion Arms Bolt Carrier Group - Centurion Arms C4 Bolt Carrier Group was created with MPI tested bolts and marked to give you the ultimate confidence in your weapon system. This full auto carrier is heat treated and precision machined. The gas key is staked on both sides of both bolts.
Specs:

Millspec 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
UPC: 6667