There is a drilling in the side of the plug in which you can put a size 3 Allen key or a Torx key T10 (usually found in the your BMW toolkit) in order to fit and remove it.
See tools
Also referred to as oil filler cap.
This cover for the axle pivot for all new R1250RT bikes...
This cylinder protection protects your cylinders against...
Many BMW riders think that their shift lever is a little too...