ALPHA NiB M16 Bolt Carrier Group MPI Marked
- Complete M16 bolt carrier group assembly
- Nickle boron plated.
- Plating has 52 RC hardness
- MPI tested 9310 bolt, laser marked
- Requires very little lubrication and has a very slick surface
- Easier to clean than a standard bcg.
- Side staked gas key with grade 8 fasteners
ALPHA AR-15 Charging Handle
- Made from forged 7075 T6 aircraft grade aluminum
- Precision machined to mil spec standards
- Type III Hard Anodized finish for durability
