Product Description The Wilson Combat Bolt Carrier Assembly is a DPMS-compatible .308 Winchester AR bolt carrier group engineered for durability and smooth cycling in your next custom build or replacement project. The bolt is precision machined from Carpenter 158 steel and is paired with an S7 tool steel extractor and hardened ejector for dependable extraction and ejection. The 8620 hardened steel carrier features a clean profile without forward assist cuts, and the assembly includes a properly staked gas key for long-term reliability. A Nickel Boron finish helps deliver enhanced lubricity and easier cleaning. Product Highlights DPMS LR-308 compatible bolt carrier assembly for .308 Winchester pattern AR builds Carpenter 158 steel bolt for strength and consistent performance S7 tool steel extractor and hardened ejector for reliable cycling 8620 hardened steel carrier with no forward assist cuts for a smooth, clean profile Nickel Boron finish and properly staked gas key for durability and easier maintenance Specs Brand: Wilson Combat Product Type: Bolt Carrier Assembly / Bolt Carrier Group (BCG) Compatibility: DPMS LR-308 / DPMS-compatible .308 AR platforms; fits DPMS LR-308 compatible barrel extensions Caliber: .308 Winchester Finish: Nickel Boron Bolt Material: Carpenter 158 steel Carrier Material: 8620 hardened steel Extractor Material: S7 tool steel Gas Key: Properly staked Forward Assist Cuts: None UPC: 811826027160 Manufacturer Part Number: TRBCANB308 Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the products manufacturer.