Amazon.com: AR-PRO (2-Pack) 13" Flat Free Tire and Wheel - with 5/8" Axle Bore Hole, 2.17" Offset Hub - 13 lnch Solid Wheels Compatible with Garden wagon Cart,Hand Trucks,Utility Cart and Lawnmower
Amazon.com: Front 12/12.5×1.75/2.125/2.25 and Rear 16×1.75/2.125 Tires and Tubes (1+2) Fit for 3-Wheeler Gear Jogging Troller Models (Both Single and Double Strollers) Including Revolution SE/Pro/Flex/SU/Ironman : Baby