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Cycle Monkey

Internal Gearing Specialists, Bicycle Distribution & Service Center

Shutter Precision PD-8


  • 9x100mm through axle
  • 3W power rating
  • ISO disc brake interface

Shutter Precision dynamo hubs have high efficiency, are lightweight, and are affordable. Low drag, 2.4W or 3W power rating depending on model (lower power has less rolling resistance but hits full power at a higher speed), and industry leading weights.