Knee ascender assembly with foot loop to facilitate ascents on a single rope, for tree care The KNEE ASCENT LOOP 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 integrate