The San Tan Tactical Enhanced Bolt Carrier Group (brand part number STT-Enhanced BCG .308) is a nitride-finished BCG built for AR10-pattern rifles chambered in .308 Winchester. San Tan Tactical builds its bolt carrier groups with the same high-quality components and precise manufacturing standards behind the rest of its AR10 lineup, aimed at shooters maintaining or upgrading an existing rifle. Finished in black nitride, this Enhanced BCG is built for the durability, reliability, and consistent cycling that a .308-pattern gas system demands. It is a straightforward, drop-in upgrade for AR10 owners looking to standardize on San Tan Tactical parts.

Key Specifications

• .308 Winchester chambering for AR10-pattern rifles.
• Black nitride finish for durability and corrosion resistance.
• Enhanced Bolt Carrier Group design from San Tan Tactical’s AR10 lineup.
• Precision-manufactured for reliable, consistent cycling.
• Built for AR10-pattern rifles rather than the smaller AR15 platform.

Frequently Asked Questions

What platform does this bolt carrier group fit? AR10-pattern rifles chambered in .308 Winchester.

What finish does it use? Black nitride, for durability and corrosion resistance.

Buy the San Tan Tactical Enhanced Bolt Carrier Group

Upgrade your AR10 with a nitride-finished, precision-manufactured bolt carrier group. Order it from our Lubbock, Texas gun shop for fast, insured shipping, and browse more AR10 bolts.