Features: Distributes fixation pressure over a large surface area to minimize the risk of frame damage Fits all types of frame geometries and offers easy adjustment with no loose parts Soft TPE rubber liner protects the bike frame from scratches For use only with Thule bike carriers equipped with a torque limiter knob (such as Thule ProRide, Thule EasyFold, Thule EuroClassic G6, and carriers using the Thule AcuTight Knob 528 accessory)