LanTac M-Spec BCG 7.62 Nitride – AR-10/SR-25 Pattern Rifles

The LanTac M-Spec BCG is a mil-spec bolt carrier group designed for reliable cycling in 7.62 NATO/.308 Winchester AR-10 and SR-25 pattern rifles.

• Part Type: Bolt Carrier Group
• Compatible Firearms: AR-10, SR-25 pattern rifles in 7.62 NATO/.308 Winchester
• Material: 8620 steel carrier, Carpenter 158 steel bolt
• Finish: Nitride (complete coverage)
• Installation: Drop-In
• Includes: Bolt carrier, bolt assembly, gas rings, extractor, ejector, firing pin, cam pin, firing pin retaining pin