- multi-function chain wear checker and chain holder - constructed from precision machined stainless steel - integrated valve core tool and bottle opener - included steel ring for hanging storage - works with 5 to 12-speed chains - multi-function chain wear checker and chain holder - constructed from precision machined stainless steel - integrated valve core tool and bottle ope Stal nierdzewna. Materiał główny : Stal nierdzewna|Stan produktu : Nowy