AR-15 BOLT CARRIER GROUP MIL-SPEC BCG - RAINBOW PVD COATED
- 8620 Steel Bolt Carrier
- 9310 Bolt MPI (Magnetic Particle Inspected)
- Hydraulically Staked CL Key
- Grade 8 Screws To Mil-Spec
- Rainbow PVD (Physical Vapor Deposition) Finish On Bolt Carriernitride Finish On Bolt, Firing
- Pin Retainer, Staked Screws & CAM Pin
- Aesthetic Coating Which Improves Durability & Lubricity
- USA Made
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Tags: ar-15 .223/5.56, bolt carrier group, lightweight, mil-spec, bcg, rainbow, pvd, coated, line chrome