2x faster setup and disconnect. No loose pieces. Quick adjust push button to tightly fasten onto tray. 4 conveyer roller guide with retained spring pull-pin release to easily remove cable. Closed conveyer roller guide that traps cable within guide without damaging cable jacket. Easily handle forces of up to 100 lbs (45.4 kg). Designed and Assembled in USA. 2x faster setup and disconnect. No loose pieces. Quick adjust push button to tightly fasten onto tray. 4 conveyer roller guide with retained spring pull-pin release to easily remove cable. Closed conveyer roller guide that traps cable within guide without damaging cable jacket. Easily handle forces of up to 100 lbs (45.4 kg). Designed and Assembled in USA.