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3M™ DBI-SALA™ Rollgliss™ Rescumatic™ Automatic Descent Device

Provides controlled descent from overhead cranes, buildings, or other heights. The system lowers the endangered person at a controlled rate of 3 ft per second, adjusting to body weight. As the first person is being lowered, a second harness is traveling up ready to be used by the next person.

Manufacturer:  3M™ 3300050

Catalog No. 19-070-831



  • Emergency rescue and evacuation from a wide variety of elevated work areas
  • Fully automatic controlled descent
  • Bidirectional design enables multiple rescues
  • 50 ft. (15.2 m) 5/16 in. (8 mm) galvanized wire core polyester rope lifeline
  • Pre-rigged system is extremely simple to use
  • Compact and lightweight design
  • Kit also contains 1 body sling, 1 carabiner, rope spool and carrying bag
  • Specifications


    Construction, General Industrial, Mining, Oil and Gas, Transportation, Utilities, Wind Energy
    Automatic Descent Device
    300 lbs.
    50 ft.
    15.9 lbs.
    Braided Polyester with Galvanized Wire Core
    50 ft. (15.2 m) automatic descent control kit with body sling, anchoring carabiner, rope spool and carrying bag
    136 kg
    15.2 m
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