Hope Pro 5 Rear Centrelock 12x148mm Disc Hub - Rear - 12x148mm Boost - XD Driver - Centrelock - 32 Hole - J-Bend - Purple YGroup_7504290512941 Requires RT-EM900

Requires RT-EM900

They even have a cleverly placed Speed Sensor Magnet to trigger the STEPS system so you can be sure to have accurate data one your STEPS display

Airmatic strikes the perfect balance of fit and function and is constructed with exceptional materials for long-lasting wear

Rubber strap is designed for 31

Includes 1 x 16g CO2 cartridge

Hope Pro 5 Rear Centrelock 12x148mm Disc Hub - Rear - 12x148mm Boost - XD Driver - Centrelock - 32 Hole - J-Bend - Purple YGroup_7504290512941 Requires RT-EM900Building 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 Increased engagement from 44 to 108 with a