... road, chemical painting jobs etc.specification airless paint machine for house painting Model HB 750 Maximum flow(L/min) 3 Max ... 68×58 easily damaged parts plunger rod,gasket and seal kit Replacement Frequency 500hour Contents in package High pressure hose, ... , Swivel Tip Extention Pole Connector, Great Gear, Pinion, Gun Repair Kit, Plunger Rod, Agitation Film, Tungsten, Silicon, Inlet/Outlet Valve, ...