- Sturmey-Archer S-RF5 Wide Ratio Hub
- 36h
- 6061 aluminum box section rim with machined sidewalls
- 18T cog included
- Shifters sold separately

Additional hub specs:
- 5 Speed high flange, internal gear hub without brake (freewheel)
- Available in 120mm over locknut
- New wide gear ratio of 256%
- Hub Shell Material - 6061 Aluminum
- Axle Diameter - 13/32” Slotted
- Axle Length - 175mm
- Over Locknut Dimension: 120mm
- Right Axle Protrusion Length: 24mm
- Left Axle Protrusion Length: 21mm
- Pitch Circle Diameter: 89.4mm