Specialized Big Roller Black 20X2.8 MFPN=110GR4-R-S-00F-36 Durable and lightweight aluminum crank

Durable and lightweight aluminum crank arms

Very lightweight hard shell and 3DF AirFitventilated soft impact foam

73L) Dimensions 8

}Schwalbe Air Plus Tube - 700 x 35 - 47mm 40mm Presta Valve

}KMC X101 Chain - Single Speed 1/2" x 1/8" 112 Links Gold

Specialized Big Roller Black 20X2.8 MFPN=110GR4-R-S-00F-36 Durable and lightweight aluminum crankThe Big Roller tire gives younger riders advantages that adult size bikes have. Wider tires allow for maximum traction and stability in many riding conditions. This leads to your little ones having more fun and better confidence. 20 x 2. 8", Max Ride 20psi Max Install 35psi, approximate weight 670g 24 x 2. 8", Max Ride 25psi Max Install 35psi, approximate weight 835g Bead: Wire Casing: 60 TPI Compound: 60a