Northwave Revolution Road Shoes White/Black 45 CheckoutSpec= 370 Fusion Form technology fine tunes BK00589 Weight-346 Casing Durability:Durable Plus Grip Plus Compound Model Spike Race 33

Northwave Revolution Road Shoes White Black 45 CheckoutSpec= 370 Fusion Form technology fine tunes BK00589 Weight 346 Casing Durability:Durable Plus Grip Plus Compound Model Spike Race 33 Fusion Form technology fine tunes the amount of fiber infused into the nylon of each specific saddle model to create a flex profile that balances comfort support and durability to match the intended use } Spindle based unit measures left side power to calculate total watts Long battery life (400+ hours) to power a season of rides User replaceable AAA lithium battery Lightweight (less than 40g heavier than standard crankset) Crisp and accurate fro