Road Bicycle Inner Tube Sizes

Finding the right inner tube depends on the size of the tires on your bike.

Road bicycle inner tube sizes. Use a tube within 3 8 inch of the stated width for road bikes. For example choose a tube for a mountain bike if the width is within inch of the tire s stated width. Therefore any inner tubes which includes the width such as 700x 28 38 fitting 700c tyres of between 28 and 38 width will work. When it comes to replacing your inner tube how do you know which size you need for your bike.

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. 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. Choosing an inner tube what size inner tube should i choose for my bike. Mtb wheels in particular can be further categorised by 26 inches 27 5 inches and 29 inches.

Inner tubes vary in size depending on the circumference of the wheel and the width of the tyre. 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. For example a 700c tube can be substituted for a 27 inch tube and vice versa. Mountain bike tyre sizes are usually stated in inches.

There are a myriad of wheel sizes for road mtb touring and children s bikes. Then within these categories there are further sub divisions such as 26 inch 27 5 inch and the 29ers commonly.