Description For running wire through walls, attics, crawl spaces, sub- floors and suspended ceilings, the PC part great insulating property. The item is flexibility, wear- resistant, - resistant and . Made of material, can be used for, not easy to. Features- Color: Silver- Size: 25. 50X0. 20X0. 20cm10. 02X0. 08X0. 08inch- Material: PC, iron wire- Adopted high grade material, sturdy and for long- lasting use.- Suitable for wire, cable and heavy duty wire. Can adjust the tension, very convenient for using.- Push the spring to make it firm and not easy to slide, will be a great fastening tool.- Connect the wire on one side, and the red wire cover prevents the wire from disconnecting when pulled.- Connect the other end with fish tape to connect the wire and fish tape firmly. Package Including 5 x Wire Harness