ISC Rocker


The Rocker by ISC is a versatile mid-line attachable device designed to provide hands-free operation during ascent or descent along the rope.

Equipped with a convenient ‘thumbcatch,’ the Rocker allows users to effortlessly ‘park’ the device on the rope, providing stability while still allowing vertical movement. In parked mode, the device remains securely in place, preventing unintended descent without user intervention.

Designed specifically for use without a textile shock absorber.


  • Compatible with rope diameter: 10.5-11mm EN1891 Type A
  • Safe Working Load: Varies depending on intended use/EN standard.
  • Serial numbering: As standard
  • Cam material: Aluminium
  • Finish: Anodised
  • Approved Standards: CE EN353-2:2002, EN358:2018, EN12841:2006-A and UKCA 0120
  • Lanyard specification, harness attachment methods and maximum user weight ratings vary depending on the intended use of the the device. Please consult the user manual.

Download: Technical Datasheet

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