evo.com | Marker Ski Crampons > You got the Duke PT Bindings because you're hardcore, and sometimes hardcore missions require less than ideal climbs to get to the goods. Quit slipping around on iced up skin tracks and cruise to the top with the Marker Duke PT Crampons. 125 mm Size Ski width 105-125 mm Aluminum Clip on Compatibility with Marker Duke PT Bindings 105 mm Size Ski width 90-105 mm | Marker Duke PT Crampons 2026 - 105 | Aluminum