Sons Of Liberty SOLGWBCG556 BCG 5.56 NATO, Carpenter 158

The Sons Of Liberty Gun Works SOLGWBCG556 bolt carrier group is a direct-action component intended for AR-15 style rifles and carbines. It uses Carpenter 158 steel for critical load-bearing parts and is finished in black phosphate for corrosion resistance and lubricity. The assembly is full-auto rated and configured for right-hand operation. It is specified for use with .223 Rem / 5.56 NATO cartridges and serves as the core cycling component in AR-platform firearms.

Key Specifications

• The bolt type is Full Auto.
• The finish is Black Phosphate.
• The hand is Right Hand.
• The material is Carpenter 158.
• The action rating is Full Auto.
• The model is Bolt Carrier Group.
• The product color is Black.
• The cartridge compatibility is .223 REM / 5.56 NATO.
• The make/model compatibility is AR-15.

Built to serve as a dependable replacement or upgrade for AR-15 platforms, this BCG emphasizes durable materials and proven finishes to maintain consistent cycling under varied use. Its Carpenter 158 construction and black phosphate surface treatment prioritize longevity and reliable function in routine maintenance and operational environments. For users who value straightforward, heavy-duty components, this bolt carrier group provides a practical option for maintaining the core mechanics of their AR platform.