Internal Geared Rear Hub. Brake: Centerlock. 3-speed. Spoke hole: 36. The Shimano Nexus SG-3D55 hub offers a reliable 3-speed mechanism, a SILENT CLUTCH, and CENTER LOCK disc rotor interface.
- Internal geared hub for Disc Brake version
- Gear Change Support Mechanism
- Aluminum hub shell
- Weight: 945g
- Gear ratio_Total: 186%
- Gear ratio_1: 0.733
- Gear ratio_2: 1
- Gear ratio_3: 1.364
- Axle length: 193 mm
- Shifting structure: Low Normal
- Flange distance: 53.5 mm
- Offset: 1.7 mm
- P.C.D. left / right: 65 mm
- Flange diameter: 77.6 mm
- O.L.D.: 135 mm
- Flange width Left: 3.2 mm
- Flange width Right: 3.2 mm
