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Left Hand AR-15 bolt carrier group for AR-15 upper receivers only. Calibers supported: 224 Valkyrie, 6.8 SPC, 338 Spectre.
- M16 Auto Profile Carrier machined from aircraft/bearing quality 8620 steel, properly heat treated, ground to perfection, Black Nitride finish by H&M
- Bolt machined from a single piece aircraft/bearing quality 9310 steel, heat treated properly, precision ground, shot peened and MPI'd
- Firing pin 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
- Nitride Cam Pin
- S7 tool steel ejector and extractor retaining pin
- 4130 Gas Key, nitride, 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:
- .224 Valkyrie
- Platforms:
- AR-15
- MPN:
- MO-425-0503-011
- Required Component:
- Yes
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