Photo 1 of YUNSCM 2-PCS 20 x 1 3/8 ETRTO: 37-451 Bike Tires and 20" Heavy Duty Bike Tubes Presta Valve Compatible with Road Bike 20X1 3/8 20 x 1 3-8 Bicycle Tires and Tubes (Y-930)

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Photo 1 of YUNSCM 2-PCS 20 x 1 3/8 ETRTO: 37-451 Bike Tires and 20" Heavy Duty Bike Tubes Presta Valve Compatible with Road Bike 20X1 3/8 20 x 1 3-8 Bicycle Tires and Tubes (Y-930)Photo 2 of YUNSCM 2-PCS 20 x 1 3/8 ETRTO: 37-451 Bike Tires and 20" Heavy Duty Bike Tubes Presta Valve Compatible with Road Bike 20X1 3/8 20 x 1 3-8 Bicycle Tires and Tubes (Y-930)