Black Trike Conversion Kit for 20 inch Bicycle. Comes with Two 20 inch Hollow-Hub Steel Wheel 36 Spoke. Tricycle, Trike, three-wheel bike conversion kit - Walmart.com
Tricycle Conversion Kit | tricycleconversion
38 Bike to trike conversion kits ideas | trike, bike, tricycle
L faster 350W Brushed Geared Motor Electric Tricycle Conversion Kit Max Speed 20kph For Small Trike 3 Wheel Bicycle|Electric Bicycle Motor| - AliExpress
Traditional Tricycle Conversion Kit w/ Li-Ion Battery | E-TrikeKit™