6.5 Grendel Bolt Carrier Group Tool Craft | Laser Engraved |Nitride AR-15 BCG
**THIS BOLT FACE HAS A DEPTH OF .136" FOR MODERN, COMMON 6.5 GRENDEL (TYPE 2) BARRELS. DO NOT USE WITH OLDER, OBSOLETE GRENDEL TYPE 1 BARRELS**
Our AR-15 Bolt Carrier Groups are American Made and machined by manufacturers of mil-spec AR-15 components.
Product Details
- Brand: Toolcraft
- Platform: AR-15
- Calibers: For use with 6.5 Grendel (Type 2), 6mm ARC, 22 ARC, 338 ARC
- Hand Orientation: Right
- Material: 9310 Alloy Steel
- Color: Black
Features
- "6.5 GRENDEL" Laser engraved on carrier body for easy identification.
- M16 auto profile carrier machined from aircraft and bearing quality 8620 steel, properly heat-treated, precision ground and completed with nitride finish for durability and corrosion-resistance
- Bolt machined from a 1-piece of aircraft/bearing quality 9310 steel, properly heat-treated, precision ground, shot-peened, MPI tested and completed with nitride finish.
- Firing pin machined to Mil-Spec print from 8740 steel, precision ground and chrome-plated for durability and corrosion-resistance
- 1-piece billet, fully machined enhanced extractor with a phosphate coating for increased reliability and corrosion-resistance
- Nitride cam pin
- S7 tool steel ejector and extractor retaining pin for enhanced strength and durability
- 4130 steel gas key with nitride finish, precision staked using a hydraulic staking machine for durability and secure fastening
- Carrier key screws with T25 drive, grade 8 and proper heat treatment for durability and secure fastening
2 Reviews Hide Reviews Show Reviews
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Grundel BCG
I kept my charger and switched out the bolt to a 6mm arc from a .223 Remington. Shaw barrels are, with spot on tolerances, the best.
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Complete upper ar15 platform
Excellent tolerances. Specs are spot on! Thank you, RRS
