FSA BB-PF6000 Road eBike Cycling Bottom Bracket BB for PF30/BB386EVO/BB30 use | eBay
Amazon.com : DERUIZ 1000W BBS03 BBSHD Mid-Drive Motor Electric Bicycle Ebike Conversion Kit BB Size 68/100/120MM with Optional Displays and 52V17.5/20AH Battery for Most Existing Bikes with Accessories : Sports & Outdoors
Amazon.com : BBS02B 48V 750W Mid Drive Kit Motor with Battery (Optional), Display for BB 68-73mm DIY Electric Bike Conversion Kit for Mountain Road Ebike (44T+No Battery+Brake Lever, C965 Display) : Sports