Knee ascender KNEE ASCENT LOOP by Petzl®

Knee ascender KNEE ASCENT LOOP by Petzl - assembly facilitates the arborist's ascent when using the ZIGZAG or ZIGZAG PLUS mechanical Prusik on a single rope. It contains an upper strap, a CROLL L rope clamp, a lower strap with foot loop and an XS size TOOLBAG tool pouch. The system is entirely adjustable and adapts to all shapes and sizes.

• Facilitates ascents on a single rope:
  - upper strap is connected to the mechanical Prusik to allow the ZIGZAG or ZIGZAG PLUS and CHICANE unit to be raised
  - CROLL L rope clamp is integrated, for a comfortable ascent in conjunction with a PANTIN foot-mounted rope clamp (not included)
  - lower Dyneema strap with foot loop for optimal foot positioning
• Easy to install and remove:
  - easy to put in place, thanks to connectors and adjustment buckles
  - comes with XS size TOOLBAG tool pouch, making for a system that is always ready to use
  - CROLL L rope clamp is easy to install, thanks to the integrated thumb catch
• Multiple settings adjust to different shapes and sizes
• Optimal durability, thanks to components available as spare parts
• Material(s): aluminum, steel, nylon, polyester
• Weight: 280 g
• Min. rope diameter: 11,5 mm
• Max. rope diameter: 13 mm
• Rope compatibility: EN 1891 type A low stretch kernmantel ropes