Photo 1 of 2 PCS Heavy Duty Bike Tubes 700x38C 700x40C 700x43C 700x45C 38C/40C/42C/43C/45C Schrader Valve 48mm Bicycle Tubes Premium Quality Butyl Inner Tubes (Schrader Valve 48mm)

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Photo 1 of 2 PCS Heavy Duty Bike Tubes 700x38C 700x40C 700x43C 700x45C 38C/40C/42C/43C/45C Schrader Valve 48mm Bicycle Tubes Premium Quality Butyl Inner Tubes (Schrader Valve 48mm)Photo 2 of 2 PCS Heavy Duty Bike Tubes 700x38C 700x40C 700x43C 700x45C 38C/40C/42C/43C/45C Schrader Valve 48mm Bicycle Tubes Premium Quality Butyl Inner Tubes (Schrader Valve 48mm)