Hope Pro 5 eBike Rear 6 Bolt 12x148mm Disc Hub - Rear - 12x148mm Boost - Shimano HG Splined - 6 Bolt - 32 Hole - J-Bend - Purple Virtual Parent Tubes / Tubeless: CushCore is

Tubes / Tubeless: CushCore is not intended to be used with tubes

Drop tail provides increased coverage in attack position

Sizing Chart - See the final picture for a full sizing chart

Flat-locked seams to minimize chafing and increase comfort

The low profile design and 30mm internal width is said to optimise the tyre's shape and improve traction

Hope Pro 5 eBike Rear 6 Bolt 12x148mm Disc Hub - Rear - 12x148mm Boost - Shimano HG Splined - 6 Bolt - 32 Hole - J-Bend - Purple Virtual Parent Tubes / Tubeless: CushCore isBuilding 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