Sealed Fall Protection and Rescue Device. This self-retracting lifeline (SRL) mounts to your tripod to provide fall arrest capability as well as emergency retrieval. By simply turning the handle the attendant can raise or lower an injured person. Incorporating a revolutionary new concept, where the dynamic components are environmentally sealed, this sealed SRL isolates the motor spring, brake, and other components from foreign elements, thereby increasing its reliability exponentially. The safety hook on the 50-ft (15-m) long 3/16-in (4.8-mm) stainless steel cable has a visual overload indicator. A quick-mount bracket and carrying bag are included. Rated maximum capacity: 310 lb (141 kg). . Working-At-Height / Industrial Rope Access / Technical Rope Rescue nWorking at height requires reliable, quality equipment. The DBI/Sala Sealed SRL can be used with confidence in work-at-height maneuvers for industrial rope access or technical rope rescue when used in accordance with the regulatory safety standards it falls under. Always use life safety equipment and gear according to the regulatory safety standards for which it is classified and/or certified.