... hose for PM,etc concrete trailer pump partsThis is the brief introduction of our products: we produce and supply ... from 2 to 6inch,DN125mm and DN 150mm is the common size,other sizes like DN80,DN100,DN175 are upon ... SANY,Zoomlion,etc8.Other parts to the pump truck We can also supply the s-pipe,gate valve,delivery ... back-up ring,etc.9. Concrete spreader We can supply the 12m, 15m, 18m, 20m, 21m, 24m, 28m ...