... super quality in China .They have been used on SCHWING, PM, KYOKUTO, SANY, ZOOMLION, CIFA, SINOTRUK(CNHTC), FOTON, XUGONG,CHUTIAN, HAINUO ... .5148 5148 This is the drawing of concrete pump pipe PM DN125*4.5mm*3000mm jiang bang vconcrete pump pipe