Our Worm And Wheel NMRV Geared Units, Range from RV030-RV150 With ratios from 7.5-100:1, it has  gear selection of up to 11KW, with many Extras, IE: Single Or Double Solid Output shafts, with Output Flanges or Torque arms for Mounting requirements, can be retrofitted with pre stage units or mechanical Variators : UDL range from UDL063-UDL132 Frames.