An easy and economical performance enhancement for existing or new telemark equipment, the 15 mm Binding Shim is designed to work with any 3 hole telemark binding. Strong 5 hole mounting pattern for superior interface between binding and ski with 3 hole mounting pattern. Generous 15 mm rise greatly reduces contact between binding and hard snow pack added height also increases leverage for high performance skiing. Forward flex grooves won't hinder natural flex of ski. Shim heel accepts G3 Dual Height Climbing Wires 210197625 for backcountry travel.