... Tube You Can Choose: 28": 28x1.75,28x1 1/2,28x1 3/8; 27": 27x1 1/4, 27x1 3/8; 26": 26x2 ... 26x1 5/8,26x1.50, 26x1 1/2,26x1 3/8; 24": 24x2.125,24x1.75,24x1.50,24x1 3/8,24x1 ... 1/2; 20": 20x2.50, 20x2.30, ... 20x2.125, 20x2.20,20x1.95, 20x1.75; 18": 18x2. ... details" Box And Carton Packing: Red Bicycle Tube 26x1.75/1.95