This inner tube works for both 650b and 27.5 wheels. Specialized inner tubes are of very good quality. You can find them in most Cycles UK stores and on most Cycles UK staff bikes. If you come to us to fix a flat tire, we will most likely put a Specialized inner tube on your bike; these are reliable inner tubes you can count on.

Specialized manufactures tubes in almost all standard sizes and also offers super lightweight tubes. The standard Specialized tubes use a molded construction method that ensures a consistent thickness of butyl rubber so you have no weak spots.