... .Model:DN80,DN100,DN125,DN150,DN175,DN200 2.Material:rubber 3.Color: White,Black Truck-mounted concrete pump partsWe ... elbow, reducer, (coupling)clamp , male and female flange ,rubber hose,sponge rubber ball,wear plate etc. Welcome to contact us for more ... .sponge cleaning ball Material:natural rubber Size:DN100,DN125,DN150,according to your request6.rubber items( adopt natural rubber) rubber hose:DN ...