Selle Italia SP-01 Boost Tekno Superflow SaddlePerfect for racing, this road bike saddle features a tough carbon rail construction, which means that you'll benefit from its incredible strength to weight ratio. Selle Italia has also kitted out this model with a carbon shell, which gives you even greater weight savings without sacrificing strength. Weighing only 117g for the small version and 120g for the larger version, this saddle is a perfect upgrade for riders who want superior stiffness without any unnecessary weight.SP-01 Boost Tekno Superflow: the most futuristic full carbon saddle of all timeDesigned in collaboration with Dallara, the SP-01 Boost Tekno is designed to surpass futuristic paradigms, developing - in the world of bike accessories - the most innovative and exclusive materials already used in the top of the range automotive sector. The result of continuous studies by Selle Italia in technology and materials, the SP-01 Boost Tekno is the most futuristic full carbon saddle ever created by the Asolo-based company; the result of a genuine engineering project that combines the critical aspects of processing carbon fibre with innovative and special technology such as “Suspension Link Movement”.Features: Use: Road Rail Material: Hi-Tech Carbon Shell Material: Carbon Rail Dimensions: 7x9mm Dimensions: Small: 130x245mm; Large: 140x245mm Weight: Small: 117g; Large: 120gBuy Selle Italia Components from Chain Reaction Cycles, the World's Largest Online Bike Store.