Product DescriptionThe Noveske Small Frame Bolt Carrier is built for shooters who want a premium AR-15 carrier with proven materials, precise machining, and a durable finish. This carrier features a DLC exterior coating to Noveske specification and a chrome lined bore for long-term performance and easier maintenance. Machined to USGI specifications from aircraft grade, domestically sourced proprietary 8620 steel, it is designed for dependable function in demanding rifle setups.This M16/M4 pattern carrier includes the proper Mil-Spec gas key, which is chrome lined, heat treated to GI specifications, and secured with USGI domestically manufactured Grade 8 fasteners that are properly staked per Mil-Spec. It is designed to pair with Noveske barrels that come with a headspaced bolt. This package includes the carrier, cam pin, firing pin, and firing pin retaining pin. Bolt is not included.Product Highlights DLC coated exterior helps deliver enhanced wear resistance, corrosion protection, and smooth cycling performance. Machined to USGI specifications from aircraft grade proprietary 8620 steel for reliable AR-15 platform compatibility. Chrome lined bore and chrome lined Mil-Spec gas key support durability and consistent operation. Includes carrier, cam pin, firing pin, and firing pin retaining pin for a more complete bolt carrier assembly component set. Designed to pair with Noveske barrels that include a headspaced bolt, while clearly noting that the bolt itself is not included. Specs Product Type: Bolt Carrier Platform: AR-15 / M16 / M4 pattern Frame Size: Small Frame Caliber Compatibility: 6mm ARC Finish: DLC Color: Black Material: Proprietary 8620 steel, aircraft grade, domestically sourced Bore: Chrome lined Gas Key: Mil-Spec, chrome lined, heat treated, properly staked Fasteners: USGI domestically manufactured Grade 8 fasteners Included Components: Carrier, cam pin, firing pin, firing pin retaining pin Bolt Included: No Designed For: Pairing with Noveske barrels that come with a headspaced bolt UPC: 840906141830 MPN: 05002929 Brand: Noveske 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 product&';s manufacturer.