The Korkers OmniTrax V3.0 Triple Threat Bar Sole is a customizable sole for endless configurations with spike, bar, and hex disc traction. This sole features sticky rubber outsole with over-molded threaded stainless steel receptacles to accept proprietary bolt-on traction enhancement system. Choose one sole with its traction option, then add the components from the other two for a complete set. Aluminum bars provide edge-to-edge aluminum coverage that conforms to surrounding geology for a positive grip.