THULE Knobs with locks 2 pcs THU 526010

Lockable knob protecting a bike from theft, replaces a standard knob. Effectively protects a bike from theft. It works just like the fuel tank caps:the key releases the nut from the screw. It fits most standard bike racks and racks with a screw in the jaw - size M8. The knob for the key secures the bicycle against theft, it is mounted instead of the standard knob. It effectively protects the bicycle from theft. The principle of operation is similar to fuel caps: the key disengages the nut from the bolt. Fits most standard bicycle racks and is also suitable for bicycle racks with a bolt in the M8 size jaw.