The 100% customizable sole that gives you endless spike, bar and hex disc traction configurations for the ultimate in options. Sticky rubber outsole with over-molded threaded stainless steel receptacles to accept our proprietary bolt-on traction enhancement system to mix and match your traction system. Choose one sole with its traction option, then add the components from the other two for a complete set.Features Include:Aluminum Bar - Provide solid, edge to edge aluminum coverage that morph to surrounding geology for positive grip.15 holes in sole allow for five aluminum bars.Morphs to surrounding geology for positive grip.100% CustomizableSticky rubber outsole.