... our products: we produce and supply concrete pump parts(fitting to Schwing and PM , Sany, Zoomlion,CIFA,etc),which include ... , (coupling)clamp , male and female flange ,rubber hose,cleaning ball,wear plate etc. Welcome to contact us for more information. Our product ... rubber Size:DN100,DN125,DN150,according to your request 6.rubber items( adopt natural rubber) rubber hose:DN 125mm and DN 150mm ...