... Color: White,Black Truck-mounted concrete pump partsWe are a manufacturer specialized in several kinds of concrete pump parts and spare parts.This ... the brief introduction of our products: we produce and supply concrete pump parts(fitting to Schwing and PM , Sany, Zoomlion,CIFA ... and DN 150mmrubber sponge balls:for all kinds of concrete pump pipefittings7.wear plate and cutting ring Fitting to schwing, ...