PricetonCarbonworks Wheelset Grit 4540 Like New The Grit 4540 wheelset has been completely redesigned to exceed your expectations for an all-road carbon wheelset. - Manufacturer: PRINCETON CARBONWORKS - Color: Black - Material: Carbon - Application: Road Bike, Gravel, Cyclocross - Hub Type: Disc Brake - Wheel Type: SET - Wheel Size: 700c = 28 Inches - Axle System: Thru Axle - Front Axle Diameter: 12x100 - Rear Axle Diameter: 12x142 - Freehub: SHIMANO - Brake Type: Centerlock - Hub Construction: DT Swiss 240 EXP - Number of Holes: 24