Dura-Ace R9100

Pros: Factory service kit will fit your pedals perfectly

The included extractor collects offer the capacity to remove 9mm to 34mm sized bearings

RockShox forks and Reverb seat post service

The race grooves are also deeper on these bearings to provide increased lateral support to counteract the twisting and multi-directional forces associated with mountain bike pivots

Wheels Manufacturing CNC Dropout Derailleur Hanger - 144 PDP|Colour Dura-Ace R9100While most derailleur hangers on bikes are cast from low quality alloy, the Wheels Manufacturing hangers are machined from billet 6061 aluminium. This means they are significantly tougher, and typically fit better too. Wheels Manufacturing makes hangers for almost all models. Features: CNC machined 6061 aluminium. Black anodised finish.