Q20-MAX – 48V 18AH*2

Recommended – Classic Model Type: 20(Dual Drive) Frame:20 inchAluminum Alloy Front Fork:Oil Spring Suspension Fork Shifter:Shimano 7 Speed :Hydraulic Disc Brakes Speed Levels:5 Levels Tires:CHAOYANG 20*4.0 Crankset:Aluminum AlloyCrankset 48T Max Speed:Approx 40 km/h Pure Electric Range:100-120km(18AH*2) Pedal Assist Range:120-140km(18AH*2)