This is a brand new brake or clutch master cylinder reservoir.
It is somewhat universal and will work on a 1955 - 1963 Mercedes-Benz
190SL. Being universal for the most part, you can use it in numerous
gravity feed applications.
Use 8MM hose to connect
Black lines show a 40MM min to max measurement
Red lines show a 120MM height measurement
Blue lines show a 65MM width measurement
Bracket mounting holes are at 65MM