I saw a video of a M3W with a center mounted rear view mirror?

anyone have pictures?

does it help with rear vision?

This is my only motor machine that I'm going slow enough in
to want to see who is coming up behind me!

JV Sclafani
Boca Raton, FL
'13 M3W Metallic Orange Pearl
128CI Steered by Empire - Riding on Ohlins