Improves wire installation efficiency with a cable tray roller rated to withstand a tensile force of 25 kg, delivering smooth and snag guidance for a variety of cable types. Durable construction with robust axle design; crafted from nylon and stainless steel and featuring an adjustable clamp mechanism for easy operation. Suitable for construction workers, electricians, and DIY enthusiasts; simplifies laying and guiding cables in diverse environments. Flexible installation for use on construction sites, renovation projects, and electrical maintenance; can be installed on the inside or outside of track, including corners, providing multifunctional application options. Use scenarios construction or large renovations: pull and guide cables through cable trays along straight runs, maintaining alignment and reducing snagging. Renovation projects and confined spaces: route cables around corners behind walls or through tight channels with reliable guidance. Electrical maintenance and upgrades: reposition or reroute cables, install on inside or outside track and at corners for accessible cable management.