DBI-SALA Mobile Rope Grab for 5/8" Rope* The unique design of this trailing rope grab is less sensitive to rope variations, allowing it work smoothly on worn rope without lock ups. * This mobile rope grab automatically follows the worker to provide freedom of movement without stopping to adjust your positioning. * This rope grab utilizes both inertia and cam locking system for for added security, even if the operator holds the device open in a panic situation. * The DBI SALA Rope Grab