6 x 700c 35/43c SCHRADER Valve Inner CycleTube Bicycle Bike 42c 41c 40c 39c 38c
Schrader Valve. HIGH QUALITY INNER TUBE x 6. Tube sizes - Quick guide. Tube size "20 x 1.75 / 2.125" will fit a tyre that says "20 x 1.95". " 12 x 2¼ "or" 26 x 1.95 "or" 700 x 23c ". With the first number being the wheel rim size.