... is standard length,other length as to your request.2. elbow,reducing elbowmaterial:Hi-Mn13size:DN 125mm or DN ... . couplingmaterial:Hi-Mn13size:from 2 to 6inch,DN125mm and DN 150mm is the common size,other sizes upon to your ... Material:45Mn2,Length:1.2M,1.6m,all size as to your request5.sponge cleaning ball Material:natural rubber Size:DN100,DN125,DN150, ... rings without lip(3'',4'',5'',6'',7'',8'',9'')