This is the copper crush washer used for the drain plug of most BMWs. It's a 12mm ID, 17mm OD, and 1.5mm thick. It fits the metal hex drain bolt found on nearly all BMWs. This is also used on all magnetic drain plugs. Cars with a Allen or plastic drain bolt do not use this copper crush seal. Sold per washer.
Not for use on i3 Rex Models or i8 Coupe/Roadster.
Please note: Cars with an Allen or plastic drain bolt do not use this copper crush seal.
Sold per washer.
