The first 3-D-printed e-bike, the Emery ONE has an aerospace-grade carbon-fibre frame mated to a Bosch motor with 63Nm and a fully integrated 500-Watt-hour battery. The process also leads to greater freedom, as the technology allows making fully customised bikes on an on-demand basis. The process takes the design and final manufacture of a bike frame from 18 months to just a few days at a significant reduction in product development costs. Startup company Arevo is to manufacture ‘world’s first’…