Concrete Pump Cleaning Ball
product name concrete pump cleaning ball size DN50 (2inch) soft, medium, hard OD=60 DN80 (3inch) soft, medium, hard OD=95 DN100(4inch) soft, medium, hard OD=124mm DN125(5inch) soft, medium, hard OD=150mm DN150(6inch) soft, medium, hard OD=175mm other size you need, we can customized for you. brand used for PM, Schwing, Sany, Zoomlion and so on concrete pump…