IT\'S ALL ABOUT BALANCE.Orbea Optima E40 700c Electric Bike is an apparently “normal” bicycle, but both the architecture and the ergonomics of the new Optima are innovative. It is a bike designed to be used as an electric bicycle from the conceptual design phase.This has meant revamping the product to the point that even its architecture changed.Orbea Optima E40 700c Electric Bike FeaturesFRAME: Orbea Optima Hydroformed Alloy, Ebikemotion X35 internal batteryBRAKES: Shimano MT200 Hydraulic DiscREAR DERAILLEUR: Shimano Deore M5120 SGS Shadow Plus