Grivel Single Spring Leash
Here's what other sites are saying:
Grivel Single Spring Leash with Rotor DECENT FEATURES of the Grivel Single Spring Leash with Rotor Makes it impossible to lose the ice axe Long when required, compact when required ALL CLIMBING SALES ARE FINAL.
The Grivel Spring Leash lets you take advantage of leashless tools without the risk of dropping one off a steep ice route or half way up an alpine climb. Available as a single leash for mountaineering or a double for the steep stuff, this leash contracts to keep from tangling an extends to your full reach. Just girth hitch this leach to your belay loop, clip the carabiners to the hold in your tool's handle, and get after it.
Grivel Single Spring Leash: Makes it impossible to lose the ice axe Leaves hands free Long when required Compact when required An elastic sling system to avoid losing tools when climbing on rock or ice. This solves the problem for climbers who love climbing without a leash. The Single Spring is attached to the harness. The small carabiner is hooked onto the hole on the axes head when using it to lean on when walking or through the hole on the spike when holding the shaft in traction. In both cases it is impossible to lose the axe. The system allows the climber to swap hands or tool easily.