Chrome Trike Conversion Kit for 26 inch Bicycle. Comes with Two 26 inch Hollow-Hub Steel Wheel 36 Spoke. Tricycle, Trike, three-wheel bike conversion kit - Walmart.com
Trike Conversion Kit w/ no Battery | E-TrikeKit™
Amazon.com : Trike Rear Axle,Tricycle Conversion Kit 7 Speed, 5/8Inch Axle(15.8mm),Black Or White Frame .This Tricycle Part Suitable for Adult Bicycle Or Motorcycle. (Black) : Sports & Outdoors
Tricycle Conversion Kit 7 speed and disc brake | tricycleconversion
RCC/PBE15: Cruzbike Shows Prototype Leaning Trike Conversion, Carbon Seat Box for Front Wheel Drive Recumbents - Bikerumor