The Spike’s Tactical 5.56 Bolt Carrier Group delivers reliable cycling for AR-15 platform rifles chambered in 5.56 NATO and .223 Remington.
- Part Type: Bolt Carrier Group
- Compatible Firearms: AR-15, 5.56 NATO, .223 Remington
- Material: 8620 steel carrier, Carpenter 158 steel bolt
- Finish: Nickel Boron (NiB)
- Profile: Full-auto
- Installation: Drop-In
- Includes: Bolt carrier, bolt assembly, cam pin, firing pin, firing pin retaining pin
