ISC D4 Work/ Rescue Descender knee The upper body of the

The upper body of the boot is handcrafted using premium leathers

and a high collar with waterproof zipper

Unique 'Kidney' aperture:

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ISC D4 Work/ Rescue Descender knee The upper body of theThe D4TM is a double stop device with an auto lock function (which is activated whenever the operator lets go of the handle) and a panic brake which is not overly sensitive in normal use. The D4 cam is made from a super hard solid Stainless Steel and is highly wear and corrosion resistant. The D4 is compliant with CE Standards, NFPA T and ANSI Z359. 4 for the worldwide Rope Access and Rescue markets which typically use 10. 5mm 11mm ropes. The D4