Wilson Combat Mil-Spec Full Auto 5.56 NATO AR-15 Bolt Carrier Group

The Wilson Combat Mil-Spec Full Auto 5.56 NATO AR-15 Bolt Carrier Group is a complete, full-mass assembly designed for AR-15 and M16 pattern rifles using a 5.56 NATO bolt face. Built to support consistent cycling and extended service life, it is well suited for duty rifles, training use, new builds, or as a reliable replacement component. The carrier uses a hardened 8620 steel body with forward assist cuts, paired with a 9310 tool steel bolt, machined extractor and ejector, and a properly staked gas key to maintain gas system integrity. Its full-auto profile and drop-in compatibility support a wide range of AR platforms chambered in 5.56-based calibers.

Features:

• Full-auto rated bolt carrier group for AR-15 and M16 platforms
• 9310 tool steel bolt with machined extractor and ejector
• Hardened 8620 steel carrier with forward assist serrations
• Properly staked gas key for reliable gas system function
• Drop-in compatibility with 5.56 NATO and related AR calibers