Product DescriptionThe Strike Industries Advanced Receiver Extension (buffer tube) brings an updated aesthetic and increased functionality to a critical component of the AR-15/AR-10 platform. Machined from strong 7075-T6 aluminum, it features distinctive scalloped surfaces that help reduce friction with tight-fitting stocks and trim weight while retaining strength in high-stress areas. Additional enhancements include a supported buffer retaining tab that also helps with indexing during installation, making it a smart upgrade for modern builds and refinements.Product Highlights Precision-machined 7075-T6 aluminum receiver extension for enhanced strength vs. common 6061 tubes Scalloped exterior helps reduce stock friction and saves weight while keeping strength where it matters Supported buffer retaining tab aids durability and provides easier receiver extension indexing Mil-Spec diameter carbine-style tube for broad compatibility with AR-pattern stocks 7-position adjustment (on compatible setups) for finer length-of-pull tuningSpecs Brand: Strike Industries Manufacturer Part Number: SI-AR-ARE-T7-BK UPC: 708747546118 Product Type: Receiver extension / buffer tube Material: 7075-T6 aluminum Diameter/Style: Mil-Spec Positions: 7-position Color: Black Approx. Length: 7.28 in Approx. Diameter: 1.145 in Buttstock Fit: Carbine Compatibility: AR-15 / AR-308 platforms (universal fit noted by distributor listings)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.