Fits: Most AR-15 and AR Variants. Not Compatible with AR-10 or .308 Rifles.
AR-15 Pistol Buffer Tube Assembly
• Constructed of Military Type III Anodized, 6061 T6 Aluminum
• Military Diameter Threads for Maximum Fit into AR-15 Receiver
• Vynafoam Padded Tube Cap
• Includes Steel Military Grade E-Coated Castle Nut and Locking Ring
• Includes AR-15 Recoil Plug & Buffer Spring
• Virtually Indestructible
• Manufactured in the USA
• Limited Lifetime Warranty
Note: 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.