• ST Bild
  • Ratcheting
    – Backlash free –
    with balls


    • Backlash free in both directions of rotation
    • Compact design
    • Integral ball bearing for supporting the component to be connected
    • Very high response accuracy through the ball principle
    • Simple and backlash free fastening onto shaft with integral cone clamping element
    • Calibrated micro adjustment of torque setting possible, even post-installation


    • When the preset limit torque has been reached the SIKUMAT® ratchets through.
    • Automatic re-engagement of the SIKUMAT® after the overload has been eliminated.
    • The overload can be indicated by a proximity switch. This means that the drive can be switched off immediately or another control function can be activated.
  • Product information