Product DescriptionThe LBE Unlimited AR-15 pistol buffer tube receiver extension kit is designed for AR pistol builds with a tube that has no provision to mount a buttstock, helping your build remain compliant. A black protective foam end sleeve covers the rear of the buffer tube to provide a more comfortable cheek weld. This complete kit includes the pistol buffer tube, carbine recoil spring, standard carbine recoil buffer, receiver end plate, and castle nut-ideal for new builds or replacing worn components.Product HighlightsAR-15 pistol buffer tube receiver extension with no buttstock mounting provisionBlack protective foam sleeve/end cap for improved cheek weld comfortComplete kit includes buffer tube, castle nut, receiver end plate, buffer, and carbine springIncludes standard carbine recoil buffer and carbine-length recoil springQuality AR parts and accessories from LBE UnlimitedSpecsBrand Name: LBE UnlimitedProduct Type: AR-15 pistol buffer tube receiver extension kitFinish/Color: BlackIncluded Components: Pistol buffer tube, protective foam sleeve/end cap, carbine recoil spring, standard carbine recoil buffer, receiver end plate, castle nutUPC: 706612407717Manufacturer Part Number: PBUFKT-BLKDisclaimer: 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.