• Mounting bracket and mechanism utilize the TORTOISE™ (not included) and a special drive wire cable assembly to remotely actuate any crossing gate, train order board or upper/lower quadrant         semaphore signal having a vertical control wire extending below the layout.  
  • Signals of this type include ones manufactured by NJ International, Tomar and others.
  • There are fully adjustable, precise, stops provided at both ends of travel for excellent repeatability.  
  • The total travel  can be adjusted between 0.1” and 0.7” for use in all scales.  
  • Can drive 2 cables from the one mechanism, if desired, for dual crossing gate installations.  
  • 3 position Semaphore control can be achieved with the addition of the SD-2 Semaphore Driver.
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