After years of development and testing, they’re here: Hardboot bindings with the benefits of Active Joining and the Prime system. Designed for use with Tech Fitting AT ski boots. made with 7000 series aluminum, the Guide HB is the lightest Hardboot binding. The Guide HB mounts to either the Ride Mode 2.0 or Light Ride Mode. Sold as bindings only. Tech tour modes and risers are not included.