Product DescriptionThe Phase 5 Weapon Systems AR-15 Pistol Buffer Tube Complete Assembly (PBT-CA) is a complete pistol buffer tube kit built to Mil-Spec compatibility. It pairs a billet aluminum pistol buffer tube with Phase 5's enhanced buffer spring, a Mil-Spec carbine buffer, Mil-Spec end plate, and Mil-Spec castle nut, plus an ultra-durable NPVC-constructed foam pad for added comfort. The lower slot is machined to accept all Mil-Spec end plates and sling mounting accessories, and it is designed to work great with the Sig Sauer pistol stabilizing brace.Product HighlightsComplete AR-15 pistol buffer tube assembly with Mil-Spec carbine buffer and enhanced buffer springBillet aluminum pistol buffer tube with black hard-anodized, Mil-Spec Type III style finishMachined lower slot accepts Mil-Spec end plates and sling mounting accessoriesIncludes Mil-Spec castle nut and end plate for a ready-to-install setupNPVC-constructed buffer tube foam pad for comfort and durabilitySpecsBrand: Phase 5 Weapon SystemsProduct Type: AR-15 pistol buffer tube complete assemblyMPN: PBT-CAUPC: 813318020413Color/Finish: Black, anodizedMaterial: 7075 T651 aluminum (billet)Dimensions: 7.4 in length x 1.25 in overall diameterCompatibility: AR-15 platform pistol builds; designed for Mil-Spec carbine buffer and spring; works great with Sig Sauer pistol stabilizing braceIncluded Components: Pistol buffer tube, castle nut, end plate, foam pad, Mil-Spec carbine buffer, Phase 5 enhanced buffer springDisclaimer: 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.