Shimano Alfine SG-S7001 gear hub for disc brake 11s

With the Alfine, Shimano has extended its first-class mechanical shifting system to the urban sector. The system allows effortless gear changes at the touch of a button.Inter 11The Inter-11 hub has increased the total gear ratio to 409%. For the Inter-8 this figure is 307 %. In addition, the gears of the Inter-11 are closer together, which allows a more comfortable and efficient cadence. - Weight: 1665 g - Details: - Bolt circle diameter: 92.6 mm - Flange distance: 57.3 mm, flange diameter: 104.3 mm - Axle length: 187 mm - Recommended chains: CN-HG93, CN-HG53, CN-HG50 - Recommended sprockets: CS-S500, SM-GEAR - Application: city / trekking bikes - Type: Rear wheel - Compatibility cassette: 11-fold rear hub - Compatibility with the gears: Gear hub hub - Material: Aluminium - Diameter axle: 10 mm - Installation width: 135 mm - Sealed bearings - Brake type: Disc brake Center Lock - Axle: Screw axle