Product Description The One Horse LLC M16 Nitride Bolt Carrier Group (BCG) is a high-performance, mil-spec compatible component designed for AR-15 and M16-pattern rifles chambered in 5.56 NATO, .223 Remington, and 300 Blackout. Finished in a durable Black Nitride coating, this BCG offers superior corrosion resistance, reduced friction, and enhanced wear characteristics compared to standard phosphate-finished groups. Its M16-profile carrier ensures compatibility across a wide range of AR-platform builds, making it an excellent choice for both recreational shooters and those seeking a reliable upgrade for their rifle. Product Highlights Multi-Caliber Compatibility: Compatible with 5.56 NATO, .223 Remington, and 300 Blackout, offering flexibility across multiple AR-15 builds. Black Nitride Finish: The Black Nitride treatment provides exceptional corrosion and wear resistance while reducing the need for heavy lubrication during operation. M16-Profile Carrier: Full M16-profile carrier geometry for broad compatibility with mil-spec AR-15 and M16-pattern lower and upper receivers. Drop-In Ready: Designed as a direct replacement or upgrade BCG, fitting standard AR-15 upper receivers without modification. Reliable Performance: Built to deliver consistent cycling and reliable function in a variety of shooting conditions and configurations. Specs Brand: One Horse LLC MPN: OHUBCO1 UPC: 850078799081 Caliber/Gauge: 5.56 NATO / .223 Remington / 300 Blackout Finish: Black Nitride Carrier Profile: M16 Length: 10.20 in Width: 3.80 in Height: 1.70 in Weight: 0.805 lbs 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. ]]>