ISC D4 Self-Braking Descender

ISC D4 Self-braking Descender



  • $431.99
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The D4 Work/Rescue Descender features a unique and innovative cam action, which offers precise control at slow or fast speeds. The progressive cam works by way of one cam operating inside another cam. 

  • Weight: 655 grams (23 ounces)

  • Strength: MBS 16kN (3597lbf)

  • For use with single ropes from 10.5 - 11.5mm (7/16")

  • Working Load Rating (WLL): 240kg (551lbs.)

  • Certifications: CE EN12841, NFPA 1983, ANSI Z359