We are ZHANGZHOU CHENGTONG TRADING CO.,LTD based in Zhangzhou, China. We are member of TradeKey.com since October, 2016. Our business is related to Sports & Entertainment industry and we specifically deal in Ebike Conversion Kit. Please find our product details below:Ebike Conversion KitTop assisted speed: 15.5 mph (24.94 km/ hour) Range: 60KM Weight: <4KG Sm...Thank you for taking time to go through our business profile. If there are any questions, inquiries or comments, please feel free to contact us.