Thule Knob with Lock An accessory for rear mounted bike racks with bike holders, making the knobs lockable. Features Efficiently and simply secure your bikes on your bike carriers thanks to the Thule patented key lock system Reliable and easy to use, it offers optimal safety for you to enjoy careless holidays Standard on Thule Excellent, optional on other models Available in two-pack or four-pack Thule AcuTight Knob A torque limiter accessory for rear mounted bike carriers with frame holders – replacing the standard knob. Features The Thule AcuTight knob has a built in torque limiter that clicks when optimal hold is reached indicating correct mounting. The controlled torque going into the bike frame prevents an under and over tightening of the holder. Ergonomic soft grips. The Thule AcuTight knob fits all Thule rear mounted bike carriers with frame holders.
