... and spare parts,like delivery pipe,elbow,clamp manufacture zoomlion concrete pump parts This is the brief introduction of our products: we ... produce and supply concrete pump parts(fitting to Schwing and PM , Sany, Zoomlion,CIFA,etc ... rubber piston/gasket:DN 125mm and DN 150mm,DN180,fitting to schwing,PM,etc rubber sponge balls:for all kinds of concrete pump ...