The b.R.E.The samson bufferless receiver extension with picatinny folding stock adapter is a 6-position adjustable carbine buffer tube designed to seamlessly integrate with mil-spec ar-15 carbine stocks.Folding mechanism can be removed and reattached for right side fold.Attach to the brownell's brn-180, sig sauer mcx, sig sauer mpx and other buffer less set ups.Stock not included.

Firearm Type: Rifle
Material: 6061 T6 Aluminum