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Tyres and Tubes

What type of valve do I need for my tube?
It is advisable to choose the valve which is on the original tube. The distinction between the different types of valves is shown in the diagram below.
Which tyre size do I need?
The two measurements used to determine tyre size is the diameter of the rim/tyre and the width of the tyre.  The diameter corresponds to the installed ...
Which inner tube do I need?
When choosing the right inner tube, you should make sure that the tube is intended by the manufacturer for the tyre diameter and width. As a rule, bicycle i...
What do the numbers on my tyre's mean?
There are two main sets of numbers on your tyre. The biggest is usually the tyre size. It can be written in three different standards, for example: ...