Petzl ZIGZAG Climbing Wallnuts are the basis on

Wallnuts are the basis on which to build a comprehensive climbing rack

STOP is an assisted-braking descender

Attach the BackBone firmly to the lead end of the rigging line

- Five pre-shaped equipment loops with protective sheath

Petzl ZIGZAG Climbing Wallnuts are the basis onPetzl ZIGZAG Mechanical Prusik for tree care The ZIGZAG mechanical Prusik allows the user to move around efficiently in a tree using classic Prusik pulley system technique. The friction chain provides precision and fluidity when moving around. The pulley is mounted on sealed ball bearings to allow the slack to be taken up easily. Can be used on either doubled ropes or a single rope, providing great versatility. The lower attachment hole is fixed to