Radio Flyer 4-in-1 Tricycle Replacement Foot Pedal Includes 1 foot pedal. Used in Model 21 Fold 2 Go Trike, Model 21T Fold 2 Go Trike, Model 23 Grow N' Go Bike, Model 25 Grow N' Go Lights and Sounds Bike, Model 66 Ready 2 Ride Trike, Model 401 My First Big Flyer, Model 402 Lights and Sounds Racer, Model 460 Slider Rider, Model 470 Grow N' Go Flyer, and, Model 811 4-in-1 Trike, and Model 830 Ultimate Classic Trike.