This oil filler plug (BLACK) with Allen tool looks great because of its finish and has good function as a locking plug.
Use a Torx tool T45 (normally from your OEM BMW tools) to fit and remove the oil filler plug.
Will fit all 4 Valve Oil Cooled R1200 models and Water Cooled R1200 such as
R1200GS, R1200RT, R1200R , R1200RS & R1200ST, RnineT
This listing is for the BLACK version of this cap, we also have silver anodized and polished. Please see the correct listing for the color you are looking for.
Stock image used, actual product may vary slightly.