These auto-retract roller boxes are manufactured to a modular construction where the main body remains constant. Various back plates are available, not only to suit the recommendations shown. Back plates and shanks can be supplied to suit a wide variety of machines including CNC lathes, etc., including Wickman Type Centre Block Fitting.

The length of turn can also be modified to suit your requirements.


  • Metric : 6mm – 35mm
  • Imperial : 15/64″ – 1 1/4″

Shank Diameter

  • Available on request