Buffer Tube 5.56, 6 Position, NiB-XA(R)
Buffer Tube 5.56, 6 Position, NiB-XA(R), Whether you are looking to upgrade your MSR or starting a fresh build, WMD Guns has the parts to make it happen. This WMD Guns Buffer Tube 5.56, 6 Position, NiB-XA(R) will accept an M4-style adjustable carbine buttstock. Six precision-machined notches on the underside provide plenty of options for setting length-of-pull. These are perfect for a custom build or installing a mil-spec stock on a civilian carbine or updating a fixed-stock rifle with an adjustable M4 stock. They are machined fr