Product DescriptionThe Armaspec SRS Buffer Kit H3 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 recoil management. This complete kit includes a mil-spec 7075-T6, 6-position buffer tube along with a castle nut and end plate, plus Armaspec's multi-stage Stealth Recoil Spring (SRS) buffer system in an H3 weight to help deliver smoother cycling and a more controlled shooting feel.Product Highlights Complete AR-15 buffer tube kit with SRS (Stealth Recoil Spring) multi-stage recoil buffer system H3 buffer configuration with 5.6 oz buffer weight for enhanced recoil management Mil-spec 7075-T6 aluminum, 6-position receiver extension (buffer tube) Includes steel castle nut and end plate for a ready-to-install setup Designed to fit AR-15 pattern firearmsSpecs Brand: Armaspec Manufacturer Part Number: ARM263-H3 UPC: 810048492862 Platform Fitment: AR-15 pattern firearms Buffer Weight: 5.6 oz (SRS-H3) Buffer Tube: Mil-spec 7075-T6 aluminum, 6-position Included Components: SRS buffer system, 6-position buffer tube, end plate, castle nut Country of Origin: USADisclaimer: 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.