Universal Sprocket Adapter Plate

2-13/16", 2-7/8", 3-1/8" and 4" Bolt Circle

• Universal Aluminum Sprocket Hub Adaptor
• Works with standard wheel hubs (4 on 2-13/16, 4 on 2-7/8, and 4 on 4)
• Works with Yerf-Dog Spiderbox, allows for sprocket change from the 31T to larger sprockets.
  
• Really useful for dual flange hub applications
  

Product Specs:

• Brand: BMI
• Material: Aluminum
• Outside Diameter: 5.9"
• Center Bore: 2.3"
• Quad Bolt Hole Pattern for multiple hubs (color in secondary photo):
  (4) 5/16" Holes on a 2-13/16" Bolt Circle (green)
  (4) 3/8" Holes on a 2-7/8" Bolt Circle (yellow)
  (4) 5/16" Holes on a 3-1/8" Bolt Circle (blue): Yerf-Dog Spiderbox pattern
  
• Sprocket Bolt Pattern: (6) 1/4" Bolt Holes on a 5-1/4" Bolt Hole Circle
• Note: This plate is drilled with four 1/2" holes on a 4" bolt circle. However, it was manufactured for a specialty application. If you choose to use this pattern, modifications will be required, which BMI does not provide or support.