Rim:
Grünert Dynamic4 rim is the best option if you are looking for a reliable and good value double-wall rim

- 20 inch double-wall rim
- ETRTO size: 406-19
- Material: alloy
- 36 holes
- No eyelets
- Light weight and buckling resistant
- Valve stem: 8.5 mm (6.5 mm)
- Recommended tyre size: 28 - 51 mm
- Weight: 500g
- Colour: silver

Spokes:
High quality and reliable stainless steel spokes

- stainless steel (high-alloyed, stainless steel)
- Spokes: 2.00 mm
- Nipples: 2.00 mm
- Colour: silver

Hub:
Nexus Inter-8 RBN Hub with 8 gear hub

- SHIMANO Nexus INTER-8 SG-8C31
- Alloy
- Labyrinth seal: keeps away dirt and wet
- Rotary actuator (shifting under moderate pedalling loads )
- Narrow intervals, bigger conversion range (total conversion range expanded to 307%)
- Smoother running as predecessor and better changing
- coaster / back pedal brake hub
- 36 holes
- Axle with acorn nuts
- Sprockets with 21 teeth
- Colour: silver polished
- OLD: 135mm

including Accessory:
- Shift lever Shimano Nexus-Premium-8 SL-8S20
- Shift unit
- Safety eyes 5L / 5R (brown / yellow)
- Sprocket with 21 teeth including snap ring

Brakes: rim brake, coaster brake

The NEXUS eight-speed system gets to a new level of function, quality and design. The Shimano Development Department has advanced the traditional internal gear hub with a refreshing new look that reflects innovation, integrity and originality. Shimano´s unique gear shift technology provides you with changing gears with little effort.