D4 Work Rescue Descender 1.1mm (.043") Designed for secure tool retention

Designed for secure tool retention when working at height

the STIHL RT 5097 is a top-tier choice

Silky Hayauchi Replacement Blade - 390mm

Elasticated waist and generously sized fit

Weight range 8oz–16oz to match throw distance and environment

D4 Work Rescue Descender 1.1mm (.043") Designed for secure tool retentionISC D4 Work Rescue Descender RP880 The ISC D4 Work Rescue Descender RP880 is a professional double stop descender designed for rope access, rescue, work positioning and emergency hauling applications. Built for demanding environments, the D4 combines controlled descent, auto locking security and smooth rope handling for users working at height. The D4 features an auto lock function that activates when the operator releases the handle, alongside a