Fulcrum WIND 40 DB Rear Wheel - 700, 12 x 142mm, Center-Lock, HG 11, Black, 2-Way FitWind 40 DB is certainly the multi purpose choice, with a strong focus on aerodynamics, to be fast, very fast, uphill, fast, very fast, on the flat, and just as much so downhill. 40mm rim depth 24 spokes Product Specifics Rim Width (Internal): 19 Defined Color: Black Rear Axle: 12mm Thru x 142mm Wheel Size: 700c ISO Diameter: 622 road 29" Valve: Presta Tire Type: Tubeless Ready Clincher Hub Brake Compatibility: Center Lock Disc Cassette Body Type: