BUILT-IN DIMENSION: 148 mm Boost

This kit is designed to be compact and handy enough to take with you on rides and it will easily fit into a jersey pocket

and 150mm's can be slammed down to 100mm

- Optimal helmet rim striking platform is designed to redistribute neck forces and provides the helmet with freedom of movement

and the Sustain was born

Hope Pro 4 Rear 6 Bolt Disc Hub - 12x157mm Superboost - 32 Hole - Shimano Microspline - Orange Out of Stock BUILT-IN DIMENSION: 148 mm BoostThe Pro 4 is an incredibly versatile and easily serviceable hub that builds upon Hope's reputation for bulletproof quality and attention to detail. The hubs are machined from a single billet of 2014 T6 aluminium and run on stainless steel sealed cartridge bearings for smooth running and outstanding reliability. The 4 pawl ratchet system has 44 teeth with solid and reliable 8. 2 deg engagement with that unmistakable Hope sound. The Pro 4 spoke flange