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Standard thread dimensions used with bicycles

Standard ISO dimensions for threads used with bicycles

Updated: 09/09/2020. ISO standard defines dimensions of thread – by diameter and pitch. This post provides a list of standards most commonly used on bicycles, with explanation of most common use. Tools most commonly used for (un)screwing the bolts and nuts of the given standards will also be noted (also by ISO standard), for both … Read more

Home » Keyword: "ISO"

Bicycle tyre sizing and dimension standards

Bicycle tyre size - ISO, ETRTO dimension standards. BSD rim dimension - which tyre size fits which rim

Updated: 24/05/2021. What do size marks on bicycle tyre package mean, how to “read” them, which bicycle tyre size can fit a given rim? This post answers all those questions, providing an easy, uniform, standardized way to tell a tyre (tube and rim) size using ISO (ETRTO) standards. For detailed tube sizing gude, see: Bicycle … Read more