... professional supplier of paint spraying equipments such as airless paint sprayer, airless pump machine, pneumatic airless painting pump, piston paint sprayer, gas ... ,construction, boat, road, chemical painting jobs etc.specification paint guns model HB 131 item NO 120131 material Stainless steel.etc ... , Pump Rod, Compression Nut, Hexagon Clamping Nut, Power Rollers and so on.. airless paint spray gun