Description
This KAK Industry AR-15 bolt carrier group is the standard chrome-lined phosphate model for 5.56 NATO and .300 Blackout.
This model uses an enhanced one-piece billet extractor. The unmarked OEM version, the KAK OEM BCG, no logo (MO-425-0512-001-OEM), uses a standard one-piece billet extractor and ships in bulk packaging.
The M16 auto-profile carrier is aircraft/bearing-quality 8620 steel, heat treated, ground, and chrome-lined phosphate. The bolt is a single piece of aircraft/bearing-quality 9310 steel, heat treated, precision ground, shot peened, and MPI inspected, with a phosphate finish.
The extractor is a one-piece billet fully machined enhanced extractor with a phosphate coating. The 4130 gas key is chrome-lined phosphate and hydraulically staked.
Key specs
- Brand: KAK Industry
- Type: standard AR-15 BCG, side vent
- Caliber: 5.56 NATO / .300 Blackout
- Platform / hand: AR-15, right hand
- Carrier: M16 auto profile, 8620 steel, chrome-lined phosphate
- Bolt: 9310, single piece, heat treated, precision ground, shot peened, MPI, phosphate
- Firing pin: 8740, mil-spec print, precision ground, chrome plated
- Extractor: one-piece billet fully machined enhanced extractor, phosphate
- Cam pin: phosphate
- Ejector and extractor retaining pin: S7 tool steel
- Gas key: 4130, chrome-lined phosphate, hydraulically staked
- Carrier key screws: KAK T25 drive, Grade 8, heat treated
- Manufacturer part number: MO-425-0512-001
- Made in the USA
Made in the USA by KAK Industry.