174mm - suitable for stroke length 67

Quad-locking mechanism

but would be great for shuttle days at the bike park or free ride as well

but they're no use if you don't have the right tool to keep your wheel in line

All protection materials perforated for ventilation

Hope Pro 4 Rear 6 Bolt Disc Hub - 12x148mm Boost - 32 Hole - Shimano Microspline - Red PDP|PLP|Rail Material 174mm - suitable for strokeThe 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