cogset means in a bicycle, the set of multiple sprockets that attaches to the hub on the rear wheel. Lexicurio rates it Sui generis — a strength score of 89 out of 100.
noun
- In a bicycle, the set of multiple sprockets that attaches to the hub on the rear wheel.“If there's no spline, the cassette is an older design requiring two use spline-interfaces to fit cogsets onto their freehub bodies, they are not compatible.”