Varstrom Rear Rack eBike Battery for Bafang eBike Conversion Kits
Amazon.com: Ebike Battery 48V 17.5Ah Lithium Li-ion Electric Bicycle Battery for 500w/750w/1000w/1200w Adult Electric Bike Conversion Kit Removable Large Capacity Battery with Charger : Electronics
48V 17.5 AH USA Made High Performance Hard-Case Battery System | Hi Power Cycles