Bicycle Inner Tube Numbers
![Bicycle Inner Tire 700x25 32c Sv Inner Tube Road Bike Tyre](https://i.pinimg.com/originals/d6/dd/c0/d6ddc03746184be19da7b90f1cd87739.jpg)
This is the correct tube size for your.
Bicycle inner tube numbers. As far as i know the dimensions used are the same that are printed on tires so you can just look at your tire to know which tubes will fit. Inner tubes vary in size depending on the circumference of the wheel and the width of the tyre. In the previous example a tube labeled 26 x 1 9 2 125 has the correct diameter of 26 inches. While you can find a variety of bikes with wheel sizes ranging from 16 to 27 5 inches the most common sizes include 26 inches 27 5 inches 29 inches and 700c.
Finding the right inner tube depends on the size of the tires on your bike. 700 is the wheel diameter in mm and 28 38 means that the tube will fit tire widths from 28 38 mm. So while the inner tube we buy for one of our examples above has to be 700c in diameter the width it will suit may be marked on the box as 23 25c or even 20 28c. The humble inner tube may be one of the simplest parts on your bike but with a wide range of sizes different valve types and a choice of materials choosing the right tube isn t necessarily as.
Best bike inner tubes. Depending on whether your bike is a road bike touring bike mountain bike or child s bike the diameter and circumference of the wheel can vary. It s important to remember that some people ride bicycles that aren t categorized as road or mountain bikes. Inner tubes typically state a wheel diameter and width range for which they will work e g.
Choose a tube with the same diameter number and a range of widths into which your tire falls. This tube from q tubes is a great option. The numbers refer to the dimensions of the tires that the tube is meant for. Then within these categories there are further sub divisions such as 26 inch 27 5 inch and the 29ers commonly.
The width of your tire 1 95 inches falls within the range of the widths displayed on the tube package or 1 9 2 125. Mountain bike tyre sizes are usually stated in inches. 26 x 1 95 2 125 indicating that the tube is intended to fit a 26 inch tyre with a width of between 1 95 inches and 2 125 inches. Unlike an inner tube s diameter which is fixed an inner tube s volume can operate effectively over quite a wide range.
For this example an inner tube with that sizing would work with tires of 700 35 up to 700 43.