Usage Tips:Description: 【Cable Tray Roller】: Cable Tray Roller suitable for long term use, ensuring smooth cable pulling and avoiding cable damage 【Multi function clamping design】: Wire Pulling Tool can clamp on the inside, outside and corners, and the large circle design provides better compatibility and adapts to a variety of bridges and cable specifications 【Strong clamping】: Electrical Wire Pulling Tool is designed to be sturdy, strongly clamp the cable, and is not easy to loosen, ensuring a stable and reliable wire laying process 【Quick adjustment】: Auxiliary Wire Pulling Tool butterfly screw design can quickly adjust the clamping force, easy to operate, easy to install and adjust 【Smooth Rolling】: Cable Tray Roller, Practicality and beauty,Easy to use for Construction Site Specification:Material: Nylon, stainless steel Size Chart: Circle diameter 6.5cm/2.56inch Clamp 2.5cm/0.98inch Package Includes:1 Cable Tray Roller Note: Please allow slightly errors 1-2cm differences due to manual measurement. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store