Door Jamb Ornamental Plate Covering (Right) Genuine Mercedes W210 This part is apart of

This part is apart of the front subframe as highlighted in the diagram below

This is a genuine Mercedes-Benz Rear View Mirror Attachment Plate for R129 SL and A124 Cabriolet model vehicles

The left and right parts are distinct

underneath a door that has to be pushed to open

Door Jamb Ornamental Plate Covering (Right) Genuine Mercedes W210 This part is apart ofThis is a Genuine Mercedes Benz Door Jamb Ornamental Plate Covering for R129 model vehicles. This part attaches in the door jamb, at the top where the window is located. There are three door jamb plate screws that attach the plate to the door. These are also for sale and can be found at the link above. Where is this part located in the vehicle?