The front and rear-specific inner rim widths are optimised to run wider tyres up front and narrower tyres in the rear

BAR or KG / CM² units

it has a helmet compatible hood that will suit most modern open face helmets

it will also perform well with any other Box Prime 9 components

Wolf Tooth T25 Torx L-Wrench PDP|PLP|Brake Rotor Type The front and rear-specific innerThis is the wrench size needed to remove install the SRAM GXP direct mount spiders and chainrings. It can be difficult to properly engage a socket into these bolts since the crank spindle is very close to the bolts. This high quality wrench makes the job easy and reduces the chances of stripping out the bolt head. 4"" long x 1"" high Made in the USA by Bondhus