>I was just wondering what those greasy things attached to the rails in
>suburbann sydney do. They sort of look like a black grease chaimber thing
>that's attached to the rail with a pipe.
They are flange greasers, designed to apply grease to wheel flanges as
they pass by. They are usually installed on sharply curved sections,
such as the lower end of the North Shore line, to minimise wear and
flange squeal on sharp curves.
Cheers,
Bill
Bill Bolton
Sydney, Australia