high quality String cable roller

Cable block is generally used in the ground and cable bridge frame protection of high voltage cable. The cable roller can protection 180 mm diameter of the cable, the cable roller using the interval for 5 m to 7 m stay cable no friction with the ground. 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. note: 1 Protect the