The Dynafit ST Rotation 10 ski touring bindings offer large entry comfort with their new, integrated centering hub system. The pivoting toe pieces help prevent unintended releases. This binding requires a special boot equipped with metal pin sockets. Size: Choose a brake width within 10mm of the ski waist width. Backcountry Binding Details Material: Chromoly, Forged Aluminium, High Tech Synthetic Dynafit offers a limited lifetime (10-year) warranty on all Dynafit bindings sold after Nov. 1, 2019; bindings must be registered on the Dynafit website to activate warranty Tech Specs Release Rating: 4-10 Boot Compatibility: Multi-Norm Certified (ISO 5355 Alpine, ISO 9523 Touring, WTR, GripWalk) Brake Width: 90mm, 105mm, 120mm Brakes Included: yes Safety Features: TUV certified Heel Lift: yes Weight: 1,198 grams (Pair)