Mountain Bike Inner Tube Size
Mtb wheels in particular can be further categorised by 26 inches 27 5 inches and 29 inches.
Mountain bike inner tube size. Mtb tubes must be the correct width as well also measured in inches. There are a myriad of wheel sizes for road mtb touring and children s bikes. Mountain bike tyre sizes are usually stated in inches. When it comes to replacing your inner tube how do you know which size you need for your bike.
Choosing an inner tube what size inner tube should i choose for my bike. This is to allow the tube to expand to the correct size for your tires and can range from as narrow as an inch right up to a tire width of 2 5 or greater. Use a tube within 3 8 inch of the stated width for road bikes. 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.
Mountain bike tubes range in size from 26 through to a 27 5 and 29. For example choose a tube for a mountain bike if the width is within inch of the tire s stated width. For example a 700c tube can be substituted for a 27 inch tube and vice versa. 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.