<ul><li>Conversion kit works with hollow hub wheels, which are included in this set. Please see the wheel description below for the details about the wheels.</li><li>Wheel description: 20" *Width OD: 32mm *Spoke: 36 14g UCP *Hub: Hollow-Hub Bearing 5/8idx1-3/8od *Wheel Style: Single Schrader/Valve *Material: Steel *Color: Chrome *Brand: Lowrider *14g UCP Bearing 5/8idx1-3/8od Single Wall Chrome</li><li>Front wheel is not included. If you need the front wheel, please search for ASIN number B00HBXPFPE</li></ul><br><br>Conversion kit works with hollow hub wheels, which are included in this set. Please see the wheel description below for the details about the wheels.

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