The Fizik Aliante R3 K:ium: Aliante saddles are the widest and most longitudinally waved of fi’z:k’s trio of pro-cyclist-developed Spine Concept models, the Aliante R3 K:ium is light, flexible and agile, enabling you to perform at your best.
It features a composite fiberglass co-injected Nylon shell for support with optimized stiffness to-weight construction – with Twin Flex technology which combines a song, stiff carbon layer with a flexible, comfortable carbon layer – and an alloy K:ium rail for light weight and strength.
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