A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.

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Deprecated. Don't use this tag. Instead use tags for the continent, country, area within a larger country and/or major city as appropriate. E.g. "europe italy" or "us new-york".
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Power meters and all related data analysis. Power meters measure direct force applied to one of the pedals, crankarm, crankset, rear hub, or other methods. They use cadence in conjunction with t…
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an acronym for "Do It Yourself". Questions here are resources for enthusiastic amateurs working on their own bicycles.
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suitable for cycling and training.
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Questions concerning the angles, tube lengths, and other measurements of the bike frame.
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about forward facing lights on the front of a bike: on the handle bars; fixed to the front of the frame; on the forks and so on. It is not about lights worn around the head or on a helmet,…
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The procedure to align the wheel by tightening and/or loosening the spokes
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Servicing things before they break, so they're less likely to fail at all.
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An acronym for "Shimano Pedaling Dynamics", a design of clipless bicycle pedal created by Shimano, Inc. Both road and mountain variants exist as do numerous "SPD-compatible" designs.
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Issues of behaviour between cyclists and other road or trail users, including other cyclists, drivers, pedestrians and horse riders.
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Electric Bike specific issues, including batteries, chargers, and motors. Not for liquid fuel bike kits.
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Bicycles and components designed around 29" (aka ISO 622mm) rims and tires for mountain biking use.
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Fittings, usually for wheels and saddle-posts, with a lever at one end so you can open them by hand, instead of using a spanner.
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Tubeless tyres do not require an innertube.
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Related specifically to bicycling in the United States of America.
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the number of revolutions of the crank per minute; roughly speaking, this is the rate at which a cyclist is pedalling/turning the pedals. Cadence is related t…