Andro Corp Chrome AR15 Bolt Carrier Group
High Pressure Tested (HPT)
Magnetic Particle Inspected (MPI)
Carrier machined from 8620 alloy, full auto profile, heat treated, Grade 1 Polished Chrome...
Andro Corp Gold AR-15 Bolt Carrier Group
High Pressure Tested (HPT)
Magnetic Particle Inspected (MPI)
Carrier machined from 8620 alloy, full auto profile, heat treated, Grade 1 Polished Gold TiN...