Stubai Light-alu Short Extender Pair. Providing you with a more stable grip in all conditions. Crampon straps fit all Stubai crampons. Cut down length to fit. Stubai extension bars help fit your crampons perfectly to your boot. The standard size comes together with your crampons and fit the majority of foot sizes and boots. Choose short or long to fit your boots if needed. Package Contents: Stubai Crampon Accessories The Stubai Crampon Accessories is a quality addition to the Stubai lineup. For more great deals on Climbing Crampons by Stubai please browse our Stubai Climb page.