The Aliante is 1 of fi’zi:k’s 3 Spine Concept™ Mens Road Saddle shapes. Of these 3, the Aliante shape is the widest and most longitudinally waved. The Aliante R1 is the top-of-the-line saddle available in this shape. The composite carbon shell with co-injected nylon Twin Flex™ ‘sweet spot’ at the centre, and carbon braided rail, make this a lighter and stiffer alternative to the Aliante R3 Braided, R3 K:ium, R5 K:ium and Gamma models, whilst not compromising comfort. Specification Shell: Composite Carbon with co-injected nylon Twin Flex™ ‘sweet spot’ at the centre. Rail: Carbon Braided 7x9mm. Scuff guards on either side towards rear of saddle. Integrated Clip System: Yes. Length: 265mm. Width: 140mm. Weight: 185g. Aliante R1 is for The Bull: Rigid Spine If you have a relatively low degree of spinal flexibility (more than 90 degrees between your straight legs and back when bending over as far as you can, keeping your legs straight a shoulders’ width apart), you are a Bull. Your degree of Spinal flexibility will top out quite quickly when attempting to adopt the performance position. For this reason you will rotate you pelvis fully.