Each of Mil-Spec Bolt Carrier Group BCG Assemblies feature full-auto capability, a shot peened MPI Bolt, 8620 Gas Carrier and Gas Key fastened with hardened Grade 8 fasteners. Specifications for Tiger Rock AR-15 Bolt Carrier Group (BCG) Assembly: Manufacturer: Tiger Rock Fabric/Material: Heat Treated Steel Cartridge: 5.56x45mm NATO, .223 Remington Gun Make: AR Platform Gun Model: M16, AR-15 Condition: New Carrier Material: 8620 Steel Features of Tiger Rock AR-15 Bolt Carrier Group BCG Assembly: M16 Style (Full Auto) Mil-Spec Precision Machined 8620 Gas Carrier Package Contents: Tiger Rock AR-15 Bolt Carrier Group Assembly
3 reviews for Tiger Rock AR-15 Bolt Carrier Group (BCG) Assembly
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Buddy Shook –
Great product, it solved the issue I was having so I recommended it and he bought one also
THGunner –
This completes my AR build. Solid BCG and will be buying more. Can't go wrong.
Bee –
Havent used it yet but the finish seems less then par. After installing it and racking it a few times the finish has already worn off in places.