from the website www.howto.tv Firstly, make sure that it’s not your valve that’s leaking. The best way to test this is to immerse the valve in water. If you can see bubbles, that’s the problem. Repairing a puncture is easier at home than on the road, and you’ll need the following tools and materials – tyre levers, a spanner, a puncture repair kit, a bike pump, a spare inner tube, and a bucket or bowl full of water. Locate the puncture by rotating the wheel and checking for sharp objects …

Inflating a bike tire requires an air pump and knowing the maximum pounds per square inch, or PSI, the tire handles. Keep bicycle tires at the right pressure to save energy on rides and increase the lifespan of our tires withtips from a bicycle specialist in this free video on bike maintenance. Expert: Travis Martin & Brad Woods Contact: www.maddogcycles.com Bio: Travis Martin is manager of the Mad Dog Cycles in Provo, Utah. Mad Dog Cycles has been in business more than 12 years, and Martin …

Dirt jumping bikes specifically designed for the task are typically 20-inch BMX bikes with a reinforced frame, longer top tube and relaxed chain stay. Choose the right dirt jumping bike that can handle the tricks and stunts with advice from anexperienced cyclist and bike repair specialist in this free video on bicycles. Expert: John Murray Bio: John Murray is a bicycle sales and repair technician at FJ Rogers in Florence, Mass. Filmmaker: David Pakman

Buying a mountain bike suspension fork depends on the type of riding it will endure, such as cross-country, dirt jumping or downhill biking. Choose the right mountain bike suspension fork, some of which can be tuned to a rider’s weight and riding style, with a demonstration from anexperienced cyclist and bike repair specialist in this free video on bicycles. Expert: John Murray Bio: John Murray is a bicycle sales and repair technician at FJ Rogers in Florence, Mass. Filmmaker: David Pakman…