The Thule 697-6 T-Track Adapter fits your roof box directly into the T-track of the load carrier bar. This adapter is an elegant alternative to tightening anything around the load carrier bar. It fits load carrier bars with T-track width 20 mm, replacing the standard Thule roof box mounting system Power-Click. Secure your gear with ease thanks to the Thule 697-6 T-Track Adapter! | Thule 697 6 T Track Adapter