Hope Pro 5 Rear Centrelock 12x148mm Disc Hub - Rear - 12x148mm Boost - Shimano HG Splined - Centrelock - 28 Hole - J-Bend - Silver Exclusive the new AER now offers

the new AER now offers a hybrid steel and aluminum bearing that provides even greater durability and a 40% weight savings over comparable models

Giant Switch SL

Shimano uses their Rhythm Step Gear Progression which gives you the best possible gear combo and ratio

Materials: 12mm hardened steel shackle with a protective coating to stop it scratching your paint

Weight: 30T - 41g

Hope Pro 5 Rear Centrelock 12x148mm Disc Hub - Rear - 12x148mm Boost - Shimano HG Splined - Centrelock - 28 Hole - J-Bend - Silver Exclusive the new AER now offersBuilding 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