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//  Tetra clip for the rear wheels of compact bikes


  • Plastic box screwed to the drive wheel hub on the outside, with a pin for pushing.
  • The pin has a red (open for floating axle) and a green marking (locked for floating axle).
  • The pin activates the extended push button of the floating axle via a bevelled surface.
  • Smooth.


  • Possible for NJ1 compact bike, FREAK, and RAPTOR.
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PROACTIV GmbH Rehatechnik PRO ACTIV Reha-Technik GmbH
Im Hofstätt 11
72359 Dotternhausen
Tel +49 7427 9480-0