Ridstar Q20 20" Fat Tire Electric Bike 48V/52V 15Ah/20Ah/40Ah E-Mountain Bike UK
Ridstar Q20 20x4.0" Fat Tire Electric Bike – High-Performance E-Mountain Bike for the UK. Ridstar Q20 Pro Dual Motor Electric Bike – 52V 40Ah, 20” Fat Tire Mountain eBike. Why Choose the Ridstar Q20 Electric Bike?.