Wide 25 mm all carbon fiber rims ideally support fat race weight clincher tires at lower inflation pressures for more grip and comfort 3t linear system optimises build quality spoke lacing is 20 front24 rear with an internal inverted nip the carbon fiber fiber rim is 35 mm deep with a blunt profile for stable aerodynamic performance at typical angles to the wind sapim cx ray spokes and ceramicspeed bearings are standard saving a further 65 g over team model for an all up weight of 1