The innovative Kingpin redefines the performance standard for Alpine touring bindings. The Kingpin&';s unique toe and heel pieces are the culmination of years of R&D testing. Ease of use and best of all, great power transmission while on the descent mean that you can have a perfect day in the backcountry on the Kingpin. The latest version now includes a two spring toe based on the Alpinist technology. This safes 80g per toe without losing performance! The Kingpin offers tremendous walking and step-in comfort, wide drill pattern and XXL Power Transmitter for impressive power transfer. Including climbing aids from 0Adeg to 13Adeg. SPECIFICATIONS: Weight:- 680 g (75-100 mm), 690 g (100-125 mm) Din/ISO Range:- 6.0 - 13.0 Recom. Skier&';s Weight:-