Thule TH 528 lock nut for bicycle racks
- An accessory that limits overtightening instead of a normal knob for rear-mounted bicycle racks equipped with a frame holder.
- Thule AcuTight knobs have a built-in over-tightening limiter that makes a clicking sound when optimal tightening is achieved
- Regulating the force applied to the bicycle frame prevents improper tightening of the holder. Ergonomically soft straps
- The Thule AcuTight knob can be installed on all rear-mounted bike racks with a frame holder.