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Grove Gear speed reduction gearbox. 


  • Part Number: BM220-2
  • Ratio: 50:1
  • Ouput Arbor Diameter: 1"
  • Input Arbor Diameter: 5/8"
  • Input Flange Bolt Pattern: 4-5/32" center to center on bolt holes
  • Frame: 56C
  • Condition: NOS (new old stock)


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Grove BM220-2 Gear Reduction Box Speed Reducer Gearbox 50:1 Ratio .563 HP