2 hub caps with instructions,Fits any metal 3/8 inch diameter axle,Not made by Popular Red Wagon Brand,For use on the following models:,Model 21T Fold 2 Go Trike, Model 23 Grow 'N Go Bike, Model 21P Pink Fold 2 Go Trike, Model 23P Pink Grow N Go Bike, Model 33 Classic Red Dual Deck Tricycle, Model 33P Classic Pink Dual Deck Tricycle, Model 34 Classic Red Tricycle, Model 34T Classic Red Tricycle with Push Handle, Model 816 All-Terrain Stroll 'N Trike, Model 46 Classic Lights & Sounds Trike, Model 46G Pink Classic Lights & Sounds Trike,Model 53 Deluxe Steer & Stroll Trike, Model 53P Pink Deluxe Steer & Stroll Trike, Model 440 Twist Trike, Model 8 Little Red Roadster, Model 61 Retro Rocket, Model 68 Scoot 2 Pedal, Model 73 The Inchworm, Model 74 The Steer & Stroll Coupe, Model 474 Deluxe Big Flyer, Model 479 Big Flyer Sport, Model 481 4-in-1 Stroll 'N Trike, Model 495 5-in-1 Stroll 'N Trike, Model 499 Ride & Stand Stroll 'N Trike, Model 811 4-in-1 Stroll 'N Trike, Little Tikes Cozy Coupe