20"x2.3" Kid Block Sport Bicycle Tire Engines & Components Pull the chain off the

Pull the chain off the sprocket and remove existing wheel from the frame

and our assembly consists of the seat back

Golden Technologies: MBW-C1WFR1

All of this is already assembled so you don't have to worry about mounting the tire and inner tube yourself

20"x2.3" Kid Block Sport Bicycle Tire Engines & Components Pull the chain off theMicro knurled block style tread that extends onto the upper sidewall with a fast rolling center line. Knurled block shapped non directional design benefits both acceleration and traction. SRC Standard Rubber Compound, combines the best attributes of low rolling resistance, extreme durability and tread longevity. 4PLY 4 ply casing for a robust durable tire and reduced chance of flats from pinches and punctures. Kenda: 212294