ISC D4 Descender 11mm Size:Default ZIGZAG allows the user to

ZIGZAG allows the user to work in compliance with the ANSI Z133 standard

Major axis: 24 kN

Weight: 85g (S) / 140gm (L)

Reinforcement on the lower side with a tubular webbing

does not require a very heavy throw bag

ISC D4 Descender 11mm Size:Default ZIGZAG allows the user toISC 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