model u 2nd gen brake wheel birthday gift Size 3 or 4 is

Size 3 or 4 is for Model U Size 3 and Size 4

the Model X® provides the same innovative self-powered riding experience children love

Used in the Model E brake wheel

Used in the PA6

Each order is limited to 2 pcs

model u 2nd gen brake wheel birthday gift Size 3 or 4 isUsed in the Model U (2nd gen.) brake wheel. This kit contains 1 set of screw and 1 wheel. It fits for Size 3 (age 3 5), Size 4 (age 4 8) and Size 5 (age 7+). Please choose the right color. Notice: 1. Only for home use. Not for commercial rental business! 2. Each order is limited to 4 pcs ! All Sales Are Final. Compare all wheels How to replace the broken wheel? Model U (2nd gen.) Brake Wheel