Type:BicycleType:UnisexSpecifications:Frame: S-Works Sl4 carbon 54cm, OSBBFork: S-Works Tarmac FACT carbon full monocoque hollow carbon dropoutsStem: Pro alloy stem Vibe sHandlebar: Pro aluminum 42mmBrakes: Shimano Ultegra 11 speed 6800Shift/Brake levers: Shimano Ultegra 11 speed 6800Derailleurs: front-Ultegra 11 speed 6800 braze-on 11 speed w/chain; rear- Shimano Ultegra 11 speed 6800Cassette: shimano Ultegra 11 speed 6800 11-28Crankset:shimano Ultegra 11 speed 53-39 172.5 arm lengthWheels: Shimano RS61Tires: Vittoria rubino proSaddle: specialized romin 143mmSeatpost: S-Works SL, FACT carbon 2-bolt, 27.2mm