The ATI AR-15 pistol buffer tube assembly kit is perfect for your next AR-15 pistol build and work with most Mil-Spec diameter pistol braces. The assembly includes AR-15 pistol buffer tube, castle nut, end plate, buffer spring, recoil buffer and padded tube cap. The pistol buffer tube is made from Military Type III hard anodized, 6061 T6 Aluminum with Mil-Spec tube diameter for proper fit to specified manufacturer’s range for the Sig Brace, etc. Manufactured in the USA. ATI Limited Lifetime Warranty.
Note: 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.