ISC D4 DESCENDER belts Aluminum construction — lightweight and

Aluminum construction — lightweight and strong

redesigned gear loops

sized for easy chainsaw insertion and removal

More comfortable than standard L pads

ISC D4 DESCENDER belts Aluminum construction — lightweight andThe 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 simpler. The handle