HOPE Pro 5 Boost Shimano Rear Hub

With over 30 years of hub manufacturing experience, the new Hope Pro 5 is the combination of all of our knowledge and technology into a product built to meet and exceed the demands of current and future bike technology. Features: - Improved sealing to prevent the entry of dirt and reduce resistance. - The new Labyrinth seal has zero resistance for incredible core performance. - New pawl/spring design to increase longevity, load capacity and reduce drag. - Large increase in engagement points from 44 to 108 with a new 6-pawl offset core design. - High strength steel ratchets for maximum strength. - New axle design to get more rigidity and durability of the core. - New profile of the body of the hub to give more rigidity without adding weight. - E-bike specific hub designed to withstand the demands of electric bikes. - Fully repairable and rebuildable without the need for specific tools. - End spacer caps are easily interchangeable to accommodate different frame and axle standards.