Shimano Nexus gear hub Specifications: Colour: silver Material: steel Type of bicycle: city bicycle/electric bicycle Position: rear Number of gears: 8 Brake type: V-brake Weight: approx. 1735 grams Shaft length: 184 mm Flange diameter: 105.2 mm Flange spacing: 58.3 mm Number of spoke holes: 36 Type: C6001-8C