... DN100,DN125,DN150,DN175,DN200 2.Mat:rubber 3.Color: White,Black Truck-mounted concrete pump partsWe ... Sany, Zoomlion,CIFA)includingdelivery pipe, elbow, reducer, (coupling)clamp , male and female flange ,rubber hose,sponge rubber ball,wear ... ) rubber hose:DN 125mm and DN 150mm ,3 or 4 meters,other sizes upon your request rubber piston/ ... Concrete pump sealing rings without lip(3'',4'',5'',6'',7'',8'',9'')