Product DescriptionThe JE MACHINE TECH PS-BTMS2 is a mil-spec buffer tube designed for AR-15/M4 .223 platforms. Built from aluminum with a black Type III hard anodized finish, this component is made to provide dependable strength, corrosion resistance, and a clean tactical look. Its mil-spec dimensions help support proper compatibility with mil-spec stock systems, making it a solid choice for rifle builds, upgrades, or replacement projects.Product Highlights Mil-spec buffer tube designed for AR-15/M4 .223 platform applications Constructed from aluminum for a strong, lightweight performance profile Black Type III hard anodized finish helps resist wear and corrosion Features approximately 1 inch inner diameter and 1.145 inch outer diameter Ideal for firearm builds, maintenance, and component replacement needs Specs Brand: JE MACHINE TECH Manufacturer Part Number: PS-BTMS2 UPC: 811577033571 Product Type: Buffer Tube Platform Compatibility: AR-15/M4 .223 Specification: Mil-Spec Color: Black Material: Aluminum Finish: Type III Hard Anodize Inner Diameter: 1 in. Outer Diameter: 1.145 in. Weight: 3.20 oz 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.