Easily install low-voltage & network cables over long distances & 90-degree corners without & snags with our Pulling Aid, made with tough 45 steel, smooth roller bearings brackets! GUIDES UP TO 20 CAT6 CABLES IN ONE! - Made with tough, impact-resistant rollers with extra-deep cable-grooves, our Wire Cable Pulling Aid easily holds up to 20 CAT6 network cables per pull, with smooth, reliable, anti-friction bearings for easy, friction-free cable pulling! EXTRA-TOUGH, EXTRUDED ALUMINUM BRACKETS! - designed our Cable Pull Aid with extra-tough Brackets & a of only 0.015 between the bracket shoulder and the outer edge of the roller. This tight tolerance helps prevent the cables from snagging or trying to jump over the edge of the pulley in certain situations for long-distance Pulls! SPRING FIXING CLIP! - Designed with strong spring-clips, our Cable Pulling Aid can be easily snap to distribution box while freely keeping cables fully aligned with the direction of pull, eliminating snags & around 90 degree turns! WORK & SMARTER, NOT HARDER! - Unlike some other cable pulleys, our Data Cable Pulley features a split-style bracket for easy removal after installation, without threading or unthreading at either end. By keeping you off to untangle cables, our pulley helps you work smart and safe. Please note:the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Effective stroke of wire box:58-80mm Effective stroke of distribution box:185-268mm Colour:Silver Material:steel Package Contents: 2 * Cable Pulling Aid Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.