Hope Pro 5 eBike Rear 6 Bolt 12x148mm Disc Hub - Rear - 12x148mm Boost - Shimano HG Splined - 6 Bolt - 32 Hole - J-Bend - Orange Do Not Ship Internationally Number of gears: 9-speed chain

Number of gears: 9-speed chain

Simply choose your size (thickness)

The outer contact area is less rounded (flattened) and the flat angular bottom offers a perfect form fit

3mm and 16

and is designed specifically to keep your chain where it belongs

Hope Pro 5 eBike Rear 6 Bolt 12x148mm Disc Hub - Rear - 12x148mm Boost - Shimano HG Splined - 6 Bolt - 32 Hole - J-Bend - Orange Do Not Ship Internationally Number of gears: 9-speed chainBuilding on Hopes 30+ years of manufacturing hubs, the Pro 5 is the combination of all their experience into a product to meet and exceed the demands of current and future bike technology. Features: Improved sealing to stop dirt ingress and to reduce drag New Labyrinth seal has zero drag for incredible freewheeling performance New Pawls Springs design to increase longevity, load capacity & a reduction of drag. 54 points of engagement with 6 pawls