Product Description
XM177 style barrel kit. It is a chrome moly steel with Spikes Tactical CHF pencil barrel and has a 1/7 twist. The barrel is made of 4150 steel with chrome lining. The flash hider is permanently attached per NFA laws. Everything is included to mount it on an upper receiver. The Sight base is attached using milspec taper pins. These will have our current style flash hider.