Building on Hope’s 30+ years of manufacturing hubs, the Pro 5 is the combination of all their experience into a product that meets and exceed the demands of current and future bike technology.Improved sealing to stop dirt ingress and to reduce drag, while the Labyrinth seals have zero drag for incredible freewheeling performance Wire cut pawls from high strength steel for maximum strength, design to increase longevity, load capacity and a reduction of dragHub shell is machined from forged 2014 T6 Aluminium billet, the profile is designed for increased stiffness without adding weight Increased engagement to 108 with a new offset 6 pawl freehub designFully serviceable and rebuildable with simple tools End spacers can be easily swapped to suit different frame and axle standards - Sold separatelyItem SpecificationsFlange Diameter, Left57Rear Axle12mm Thru x 148mmTooth Count108Flange Diameter, Right59Cassette Body TypeShimano Micro SplineCenter to Flange, Left35Center to Flange, Right22.6ColorPurpleBearing TypeCartridge BearingsWeight318Defined ColorPurpleSpoke InterfaceJ-BendHub Drilling32Hub/Brake Compatibility6-Bolt Disc