The Alpine Aider by Trango is perfect when light is right. Steps and a grab-handle Are sewn onto a Rabbit Runner for the ultimate in lightweight versatility. Grab-handle can be inverted for a in. falsein. fourth step and bottom step has a bungee for ascending convenience. Specifications of the Alpine Aider by Trango Weight: 72 gm (2.5 0z) 12MM Ultra Tape 8 ALL Climbing Sales Are Final.