ATI A.5.10.2240 AR-15 Military Buffer Tube Assembly AR15/M4 Mil-Spec Receiver Extension Buffer Tube Package has machined aluminum receiver extension tube tube with the correct 1.145" O.D. to accept an M4-style adjustable carbine buttstock. Tube has Six precision-machined notches on the underside provide plenty of options for setting length-of-pull. This AR-15 Military Buffer Tube Package replacement components will provide excellent fit and reliable function in your AR series rifle and is perfect for a new build or for replacing worn or broken parts. A.5.10.2240.
ATI AR-15 Military Buffer Tube Package
6 Position Hard Coat Anodized T6 Aluminum Military Buffer Tube
Hard Coat Anodized T6 Aluminum Buffer
Military Spec Thread Diameter for a Tight Fit on AR-15 Receivers
Military Spec Tube Diameter to Provide a Tight Fit on After Market Buttstocks
Steel Military Grade E-Coating Castle Nut
Steel Military Grade E-Coating Locking Ring
Mil-Spec Buffer Tube is 1.145" In Diameter
Military Thread Dia 1.85"
Works With Mil-Spec 6-position Stocks
Made In USA.
Fits Most AR-15 and AR Variants. Not Compatible with .308 Rifles.