this is a vfc cag with dytac gissel rail. magpul grip, vfc gearbox with 8mm ball bearing bushings,shs piston,piston head,piston cylinder, shs tappet plate with vfc gears shimmed and a btc spectre with a krytac 30k motor, lonex hop up with a 6.03 matrix tbb.. it's a complete build will not come with attachments only suppressor.