Product Description The Armaspec ARM711-223 Bolt Carrier Group is a precision-engineered component designed for AR-15 rifles chambered in .223/5.56 NATO. Constructed with a stainless steel core and finished in a durable black nitride coating, this bolt carrier group delivers outstanding corrosion resistance, reduced friction, and long-lasting reliability under demanding shooting conditions. Whether you are building a new AR-15 from the ground up or replacing a worn component, the ARM711-223 provides the consistency and robustness required for both tactical and recreational applications. Its precisely machined dimensions ensure a seamless drop-in fit into standard AR-15 lower and upper receivers, promoting smooth cycling and reduced wear on internal components over time. Product Highlights Black Nitride Finish: Heat-treated stainless steel with a black nitride coating offers superior corrosion resistance and a low-friction surface for reliable cycling. 223/5.56 NATO Compatibility: Specifically designed for AR-15 platforms chambered in .223 Remington and 5.56 NATO for broad firearm compatibility. Precision Machined: Manufactured to exact tolerances to ensure a drop-in fit with standard AR-15 upper receivers and minimize wear over extended use. Versatile Application: Equally suited for tactical duty, competitive shooting, and recreational use, delivering consistent performance across all environments. Durable Construction: Built with high-quality materials to withstand rigorous use, making it a reliable upgrade or replacement part for AR-15 owners. Specs Brand: Armaspec Manufacturer Part Number (MPN): ARM711-223 UPC: 810048493005 Caliber: .223 / 5.56 NATO Finish: Black Nitride Material: Stainless Steel Compatible Platform: AR-15 Dimensions: 2.35" H x 2.45" W x 7.85" L Weight: 2.35 lbs AR-15 Accessory: Yes Shipping Restriction: No Direct Ship to California 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. ]]>