Articles tagged "Tyres"

Inner tubes and valves

There are generally two types of valves used on bicycle wheels. The Schrader valve (like on a car tyre) is commonly used on mountain and BMX bikes with wide tyres and lower tyre pressures. The narrower Presta valve is commonly used on road and racing bikes with narrower tyres and higher tyre pressures. The main things to consider when fitting a new inner tube are: Always use the right valve....

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Tyre Size Guide

Can I just have a standard tyre for my bike please? If only it were that simple! The tyre pictured is either a 23-622, 28x⅞, 700x23C or a 28x1

No problem! The EU has come to the rescue with the ETRTO standardised sizing. Yes, that's the European Tyre and Rim Technical Organisation.

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Tyres - units of pressure

Traditionally UK bicycle maximum recommended tyre pressures would have been displayed on the sidewall of the tyre in psi (pounds per square inch) and/or bar. More recently we are seeing tyres showing pressures in kPa or even kgf/cm2. So what are these units of pressure? kPa - kilopascal1kPa ≡ 1000Pa. The pascal (symbol: Pa) is the SI derived unit of pressure named after the French physicist Blaise Pascal. It is...

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