Its shape allows the best aerodynamic performance with the maximum riding comfort. A solid carbon fiber reinforced shell adds optimal stiffness to weight together with durability. It's built to be comfortable as comfort correlates directly with performance. A solid base-design ensures durability and optimal stiffness-to-weight ratio Extra -long rail (85mm) to fit any Tri or TT bike Front transition hook makes the transition faster and easier Lightweight Silk-screen printed silicone stripes increase the grip on the saddle cover Modular carriage kit included with saddle: this includes holders for 2 bottle cages, CO² canister and inflator, and a spare tube Saddle’s length of 240mm is compliant with UCI rule of minimum saddle length for time trial races Shell: Nylon Carbon Reinforced Rail: Carbon Braided 7x9mm Cover: Black/Black Thermo-welded Microtex Carriage kit for water bottles, CO² canister and spare tube Nose: Front Transition Hook Length: 240mm (UCI legal) Width: 135mm Weight: 220g