The RC4 Z11 Freeflex binding is stable and transfers power more effectively. The new three-part heel unit makes stepping in and out easy and provides you with perfect power transfer. The small forward tilt makes you into a true racer. Features: Din Range: 3 - 11 Weight: 2.25kg Brake: 85 ISSO 5355A Freeflex Pro Heel FRP Toe Insert Colour: Yellow/Black RC4 Z11 FreeFlex Race Ski Binding - Yellow/Black