Bicycle inner tube 20x1.75/2.125 (47/54-406) Presta valve FV 40 mm Forward

Forward 20 inch inner tube

New front or rear tire inner tube suitable for BMX bike, children's mountain bike (all-terrain bike), bike trailer, folding bike, cargo bike, etc. depending on dimensions.

Technical characteristics and dimensions of the inner tube

• Brand: Forward
• Valve type: Presta straight Ø6 mm (French valve, bicycle type)
• Valve length: 40 mm
• For tire dimensions (French standard): 20x1.75, 20x1.90, 20x2.00, 20x2.10 and 20x2.125
• For tire sizes (ETRTO standard): 47-406, 50-406 and 54-406

To find out more about the different types of inner tube valves, refer to our guide by clicking on this link.

Forward is a brand specializing in the design of spare parts for bicycles. To discover our range of Forward products, click on this link.