Road Bike Inner Tube Size Guide

Hi martin 622 is the tube wheel diameter which is the same as 700c so a road wheel and 33 is the width in mm. So a 29 inch mtb tube will have the same diameter as a 700c road wheel while a 27 5 inch tube will be the same diameter as a 650b road wheel. Inner tubes vary in size depending on the circumference of the wheel and the width of the tyre.

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Want to know your road bike tubes size.

Road bike inner tube size guide. 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. Before buying a new bicycle inner tube you ll want to make sure it will fit your wheel rims. Tyre manufacturers print the size on the sidewalls so look out for numbers such as 700x23c for a road bike or 26x1 75 which is for mountain bikes. Choosing an inner tube what size inner tube should i choose for my bike.

There are a myriad of wheel sizes for road mtb touring and children s bikes. Like bike tires bike inner tubes sizes vary depending on the size and type of bike tire. On the sidewall you ll see a combination of digits such as. Use a tube within 3 8 inch of the stated width for road bikes.

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. What size inner tube do i need. Therefore any inner tubes which includes the width such as 700x 28 38 fitting 700c tyres of between 28 and 38 width will work. For example a 700c tube can be substituted for a 27 inch tube and vice versa.

For example choose a tube for a mountain bike if the width is within inch of the tire s stated width. Checking the inner tube size you need. Finding the right inner tube depends on the size of the tires on your bike. Then within these categories there are further sub divisions such as 26 inch 27 5 inch and the 29ers commonly.

A tube with a close diameter measurement will also work. The best way to check what size inner tube you need is to look on the sidewall of your tyre. Selecting the right size of bike tube is important to help reduce the risk of overstretching or pinching both can lead to a flat tire. When it comes to replacing your inner tube how do you know which size you need for your bike.

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. 700x28c road wheel or 27 5x2 2 mountain bike wheel. Mountain bike tyre sizes are usually stated in inches. Mtb wheels in particular can be further categorised by 26 inches 27 5 inches and 29 inches.

The easiest way to do this is by looking at the tyres on your bike.