This AR-15 pistol-length buffer tube assembly kit with foam pad/cover is perfect for your next AR-15 pistol build or upgrade. The complete AR-15 pistol buffer tube kit works with Mil-Spec-diameter pistol braces. It includes an AR-15 pistol-length buffer tube, castle nut, end plate, buffer spring, recoil buffer, and padded tube cap-foam sleeve. The pistol buffer tube is made from military Type III hard anodized 6061-T6 aluminum with a Mil-Spec tube diameter for proper fit to the specified manufacturer’s range for the Sig Brace, etc. Manufactured in the USA, with an ATI Lifetime Limited Warranty.
Fits: Most AR-15 and AR Variants. Not Compatible with AR-10 or .308 Rifles. To use the ATI Pistol Buffer on AR-15 in a pistol configuration you must use an AR-15 lower receiver designated as a pistol that abides by all state and federal regulations.
We suggest you get a up grade AR-15 Pistol Grip Screw and Lock Washer Item # ARSW OR ARPGSLT.