1.Model:DN80,DN100,DN125,DN150,DN175,DN200 2.Hardness: soft,mebium soft,hard 3.Color:red,green,blue,orange Detailed Product Descriptionconcrete pump cleaning ... ) soft ,hard ,medium softOD 60mmDN80 (3 inch) soft ,hard ,medium softOD95mmDN100 (4 inch) soft ,hard ,medium softOD124mm DN125(5 inch) soft ,hard ,medium softOD150mm ...