Amazon.com : BAFANG 48V 750W Mid Drive Kit with 13Ah Shark Battery, 8Fun BBS02 Electric Bike Mid Mount Motor with B02N EKD01 Bluetooth Display & 36T Chainring, eBike Conversion Kit for Mountain
Amazon.com : BAFANG 1000W Mid Drive Kit with Battery(Optional) BBSHD BBS03 Ebike Conversion Kit with Display,48V/52V 8Fun Electric Bike Conversion Kit for Moutain Road Bike(EKD01,Without Battery) : Sports & Outdoors
Bafang BBS02B 48V 500W Mid Drive DIY Electric Bike Motor Conversion Kit Battery | eBay