Best quality Corner Rollers for laying cables

Electrical cable roller is a equipment for laying,pulling,guiding and protecting cable/rope/wire,which is a great way to save time and money. It is aslo called cable pulleys,cable sheaves and so on.Our cable roller often made of nylon and aluminium two materials,the frame is often made of steel and galvanized.It can be used in single one,aslo can be used in series.Straight cable rollers shall be placed in the cable trench to prevent the LV-HV cable from dragging on the cable trench bottom or in mud.