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ISC Ascent Devices

ISC wales is one of the top manufacturers of climbing equipment in the world. The Rope Wrench ZK-2 and Professional Ascender are great tools for the climbing arborist.

Professional Ascenders by ISC

Professional Ascenders by ISC

Right Hand
asc194‑R
Left Hand
asc194‑L

ISC Professional ascenders have coned (rather than spiked) cam-faces reduce rope wear. Lightweight, comfortable ascender for professional users. Rope diameter: 9 -13 mm (up to 1/2"). Weight: 12.3 oz (350 g).

Singing Tree Rope Wrench ZK-2

Red
asc179‑r
Black
asc179‑b
Grey
asc179‑g
Gold
asc179‑gd
Orange
asc179‑or
Purple
asc179‑p
Red with 10" Tether
asc179K

The Rope Wrench ZK-2 friction device allows climbers to ascend, descend and work the tree "Single Rope" with their favorite friction hitch. While the Rope Wrench ZK-2 is not for use as your life support device, it places a bend in your climbing line and takes just enough pressure off your hitch, allowing you to climbing on your friction hitch SRT with greater ease. Improved version in 2012 with aluminum frame, integrated pulley, swinging sideplates, and smaller profile.

Read more about the Rope Wrench ZK-2...

ISC Rope Wrench Pulley

ISC Rope Wrench Pulley

Red
PUL151
Black
PUL151
Grey
PUL151
Gold
PUL151
Orange
PUL151
Purple
PUL151

ISC pulley built this pulley to work with the stiff tethers used with the Rope Wrench ZK-2. The wide spacing between the swinging side plates provides plenty of room for various tethers. The Rope Wrench pulley will work with spliced or hand-tied prusik cords.

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