The Salomon MTN Summit 12 Alpine Touring Binding a light and fast binding that is prefect for advanced earn your turns skiers. With a release setting that goes up to 12, you can send it on the way down just a fast as you chose to travel on the way up. Designed with the Auto Flex system, elasticity within the binding helps support the natural ski flex of your ski. The system features a spring beneath the heel mechanism that automatically provides 4 millimeters of travel between the toe and heel when trying to step in on a concave slope. Dedicated ski tourers can now rejoice with a well-rounded binding that is just as capable on the descent as it is on the ascent with the Salomon MTN Summit 12 Alpine Touring Binding.