Mountain Bike Tube Size
For example choose a tube for a mountain bike if the width is within inch of the tire s stated width.
Mountain bike tube size. There are a myriad of wheel sizes for road mtb touring and children s bikes. Mountain bike tyre sizes are usually stated in inches. Mountain bike tubes range in size from 26 through to a 27 5 and 29. 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. To size a mountain bike measure the height for the seat tube by standing up straight with your back against a wall using a tape measure to calculate the distance your pubic bone and the floor. Use a tube within 3 8 inch of the stated width for road bikes. 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.
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. For example a 700c tube can be substituted for a 27 inch tube and vice versa. 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.
A tube with a close diameter measurement will also work. Mountain bike sizing guide. Mtb s are engineered for off road riding. Seat tube length is the traditional method for bike sizing but with all the interesting shapes that mountain bikes come in these days it has become less relevant to finding what size mountain bike you should get.
Traditionally they come with a 26 wheel but more recently we ve seen the launch of 29 and 27 5 650b wheeled bikes.