Locking washers, size M4
A lock ring is a threaded washer used to prevent components from becoming loose during rotation. They are found on an adjustable bottom bracket and a track hub of a bicycle.
Lokring is another form of fastener used in the automotive and air condition industries: these fittings are often confused with lockrings.
See also
The dictionary definition of lockring at Wiktionary
References
This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.