is why these are not recommended for use on carbon handlebars

these are complete freehub body replacement kits that include bearings

Articulated design hugs the body and is vented for maximum comfort

The Traction grips offer several great design features that set themselves apart from the competition

Pro level polished cables combined with Slick-Lube liners offer enhanced shifting precision and long-lasting performance

Hope Pro 4 Rear 6 Bolt Disc Hub - 12x157mm Superboost - 32 Hole - Shimano Microspline - Red Dropship is why these are notThe 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