type a 13.7 contractor piston upper. Paid 1900 has seen probably 1500 rounds. Has some scrapes on the rail. Comes with cloud 2.0 and rail scales. $1500. Nx8 1-8 F1 in a reptilia mount with piggy back 509 is availible as well as the tango6t in a spur mount. Will price to move with the upper or trade/sell separately. Looking for mpvo’s