Product DescriptionThe Armaspec SRS-C Buffer Kit Gen 4 is an enhanced buffer tube kit designed to help you mount a stock assembly onto an AR-15 pattern lower receiver while improving cycling smoothness and felt recoil. This complete kit includes a mil-spec 7075-T6, 6-position buffer tube, along with a steel castle nut and end plate, plus Armaspec's Stealth Recoil Spring (SRS-C) multi-stage recoil buffer system (3.3 oz). It's an excellent upgrade for builders and shooters who want a cleaner, quieter, and more consistent recoil system in a compact, drop-in style assembly.Product Highlights Complete AR-15 buffer tube kit for mounting a stock assembly to a lower receiver Includes Armaspec Stealth Recoil Spring SRS-C multi-stage buffer system (3.3 oz) Mil-spec 7075-T6, 6-position receiver extension (buffer tube) Steel castle nut and end plate included for a ready-to-install setup Designed to fit AR-15 pattern firearms for broad compatibilitySpecs Brand: Armaspec Manufacturer Part Number: ARM263-C UPC: 810048492831 Model/Series: SRS Buffer Kit, Gen 4 Recoil System: Stealth Recoil Spring (SRS-C), multi-stage Buffer Weight: 3.3 oz Compatibility: Fits AR-15 pattern firearms Buffer Tube: Mil-spec 7075-T6 aluminum, 6-position Included Components: SRS-C buffer system, 6-position buffer tube, end plate, castle nut Color: BlackDisclaimer: 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.