YunSCM 2-Pack 26" Heavy Duty Bike Tubes 26x1.75/2.25 ETRTO 45/57-559 FV48mm Presta Valve 26" Bicycle Tyre Tubes Compatible With 26x1.75 26x1.80 26x1.95 26x2.0 26x2.10 26x2.125 26x2.25 Bike Inner Tubes