Silent operation. Shift at any time- while pedaling, coasting or while stopped. Enviolo hubs are designed to withstand the high torque of an eBike while being visually maintenance-free. The Trekking hub offers the technical performance suitable for longer rides. Die-Cast housing 380% gear ratio range Accepts up to 75 Nm continuous torque Can be used with Ebike motors up to 250w Accepts up to a 180mm disc Suitable for up to 180kg gross weight Specifications Rear Axle10x1 Threaded x 135mm