Fischer Adrenalin 16 Bindings AAA-Ascender Lock; To ACCESS ALL AREAS, transition from skiing to hiking is incredibly fast, easy and convenient and con be done in every type of terrain without stepping out of the binding. Simply use the tip of the ski pole to move the highly visible, confidence-boositing Ascender Lock system to change between climbing and ski mode. Crampon; Additionally, crampons (which come in three widths: 90mm, 105mm and 120mm) can be mounted to improve grip in steep and icy terrain. Placed directly behind the binding toe under the ball of the foot, crapons guarantee grip and hold. IN-Control Climbing Aid; Fischer's exclusive IN-Control climbing aid can be easily be operated with a ski pole and is clearly visible for the skier. It can be positioned in three angles for optimal climbing position to match the mountain:O degree angle - for walking in even terrain; 7 degree angle - for slow rise,13 degree angle - for steep climbs; The 80mm wide climbing aid is positioned directly under the heel. Therefore, it offers incomparable stability and direct force transmission. FR Pro Toe;Freeride Pro Toe with its special construction and lateral springs provides an optimal and ergonomic center of rotation for ski touring. In the end, it provides efforless walking and climbing. Mechanical adjustment of the toe's gliding element (AFS) and automatic adjustment of the heel allow adaption to both aline and touring boot sole norms. A broader contact area to the ski boot sole and thus providing more stability, more direct power transimission and ultimate skiing performance. Features:FR Pro Toe; AFS; FR Pro Heel; Without brake, available FR Pro 88, 97, 115, 130