BMX bike chainstay impact guard-Shimano Nexus Inter3 Internal 3 Speed Hub SG-3R40 36 HOLE Roller or Rim Brake

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Shimano Nexus Inter3 Internal 3 Speed Hub SG-3R40 36 HOLE Roller or Rim Brake

These Hubs where used by Detroit Bike Company and they used Rim Brakes 

  • Internal geared hub for ROLLER Brake version Or use with Rim Brakes
  • 120mm spacing (120mmx170mm)
  • 36H
  • Roller Brake or Rim Brake
  • 3 Speed
  • Hub Only