Shimano Nexus rear hub As a dedicated E-BIKE hub, the ShimanoSTEPS C7050 Series hubs feature a 5-speed range and more power and durability for seamless compatibility with mid-range engines. The ShimanoSTEPS C7050 hubs add digital precision and integration to ShimanoDI2 technology. Specifications: Gender: unisex Colour: silver Material: aluminium Braking system: backpedal brake Type of bike: electric bike Gear ratio: 263% Axle length: 187 mm Flange diameter: 105.2 mm Number of holes: 32 Number of gears: 5 Spoke size: 12 Weight: approx. 2 kg
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