Ascenders and Mechanical Prusiks

Ascenders make tree climbing easier and more efficient. Use a handled ascender to improve your grip, or a floating knee ascender to speed up the tree in a rope walker system.

Watch a video on the different hybrid work positioning systems available: Guide to Hybrid Tree Climbing Devices

Handled Ascenders

Single and double-handled ascenders, as well as chest ascenders..

Ascender Slings & Accessories

Foot straps and tethers for your asecenders.

Foot and Knee Ascenders

Foot ascenders and floating knee ascenders.

Rope Grabs

Rope grabs offer a quick means of progress capture.

Akimbo by Rock Exotica

Customizable, precision climbing device from Rock Exotica.

Hitch Hiker by RopeTek

Improves climbing in both stationary & moving rope systems.

Rope Wrench by ISC

Enables climbing SRT on a prusik with speed and efficiency.

Original Rope Runner Parts

Single rope ascent and descent device for 11-13mmm 24-strand ropes.

Rope Runner Pro

Ascent and descent device for MRS and SRS for 11-13mm ropes.

SpiderJack 3 & Lockjack

SpiderJack 3, 2.1, and LockJack climbing devices.

Unicender by Rock Exotica

Smooth, controlled climbing in stationary and moving rope systems.

Wraptor by Ropetek

Powered ascender for quick and easy entry into the tree.

Zigzag by Petzl

Complete replacement for your prusik and slack tending pulley.

Zigzag Plus by Petzl

Complete replacement for your prusik, slack tending pulley, and swivel.

Ascenders and Mechanical Prusiks

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