ISC D4 Descender 11mm Flipline & Lanyard Adjusters Certification(s): CE EN 358

Certification(s): CE EN 358

Ventilation holes with sliding shutters allow the ventilation to be adjusted as needed from the outside

The unicender is inherently safer than the use of separate ascender and descender devices because there is no dangerous change over at the top of the climb

It has a wide opening that allows installation of ropes with sewn terminations

ISC D4 Descender 11mm Flipline & Lanyard Adjusters Certification(s): CE EN 358ISC D4 Descender. The NEW 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. The D4 has a 240kg (500lbs) Working load limit which means it is suitable for two man rescue, without the need for the creation of extra friction. The handle mechanism is designed to rotate through 360 making its use easier and