Trike Conversion Kit for all Harley Davidson Softail, Heritage and Fat Boys | eBay
Black Trike Conversion Kit for 12 inch Bicycle. Comes with Two 12 inch Hollow-Hub Wheel 36 Spoke. Tricycle, Trike, three-wheel bike conversion kit - Walmart.com
Traditional Tricycle Conversion Kit w/ Li-Ion Battery | E-TrikeKit™