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M16 Auto Profile Carrier Machined from Aircraft/Bearing Quality 8620 Steel, Properly Heat Treated, Nickel Boron Finish with Chrome Lining. Bolt is machined from a single piece aircraft/bearing quality 9310 steel, heat treated properly, precision ground, Shot Peened and MPI'd. Firing pin is machined to the mil-spec print from 8740, precision ground, and chrome plated. One Piece Billet Fully Machined Enhanced Extractor, Phosphate coated for Increased reliability and corrosion resistance. NIB Cam Pin. S7 tool steel ejector and extractor retaining pin. 4130 Gas Key, NIB, precision staked using our hydraulic staking machine. KAK Carrier Key Screws- T25 drive, Grade 8, Properly Heat Treated.
Specifications
- Manufacturer:
- Kak Industry
- Category:
- bolt-carrier-group
- Caliber:
- 5.56x45mm NATO
- Platforms:
- AR-15
- MPN:
- MO-425-0508-001
- Required Component:
- Yes
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