Road Bike Tube Size

27 twenty seven inch was a size used on many older road bikes.

Road bike tube size. Road wheels are usually 700c diameter and will. 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. Let s start with diameter make sure you ve got the right size inner tube for your wheel s diameter or you ll find it difficult to fit. 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.

Size used on some high performance road and triathlon bikes especially those designed for smaller riders. Many road tyres are now 25mm and cyclocross touring and hybrid bike wheels may have tyres fitted that are up to 36mm so make sure you carry the appropriate width tube. When shopping for road tires you ll look for 700c x your preferred width 23mm being the slimmest option and going up to 36mm. The circumference is always the first number listed and the width is the second.

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. You can find this information on the sidewall of each tire. 700c wheel size 29 27 5 650b inch wheel sizes. Mountain bike tubes range in size from 26 through to a 27 5 and 29.

Mountain bike tyre sizes are usually stated in inches. Mtb tubes must be the correct width as well also measured in inches. Use this diagram below to help you identify the different tubes used on the frame of a road bike.