The same heel posts as found on the TARGA bindings and 15mm binding shim. Perfect if you need a replacement heel piece or set. For use with telemark bindings not mounted on binding shims, G3 21mm climbing heels with dual height climbing wires easily activate and retract to reduce fatigue and increase traction during steep ascents. For use with telemark bindings not mounted on binding shims, or to add on to an existing tele-binding with them. Features: Weight 142g/5oz metal climbing bars Poli heels