The chrome caps for the gear oil filler screw are an optical improvement for your BMW.
You simply push them on. The caps fit into the gear oil filler screw with Allen head and will fit any other screws with the same Allen size.
Not for R 1200 GS
Chrome cap II was created for covering the gear oil filler...
Item 90018: Battery charger Optimate 4 Quad Program...
Just a little piece, but much more security. The blind angle...