For sale is a BNR-2014 Blendmount Radar detector mount for uniden R1/R3/R4
https://blendmount.com/aluminum-rada...y-2014-series/
Came off my 2012 335is and also fit my 2009 335i. You can see mirror types it fits on the blendmount site.BMW Mirror ID: BMW-001, BMW-002, BMW-012