copyright 2011 Z3Mirrors.com BMW to GM / Chrysler style Mirror Adapter  This adapter attaches to the dovetail style stem of a GM or Chrysler type mirror on the top side, and will twist on to the BMW cam lock via the bottom side. BMW to Ford style Mirror Adapter  This adapter attaches to the dovetail style stem of a Ford type mirror on the top side, and will twist on to the BMW cam lock via the bottom side.  $0.00 $0.00 Gary’s Mirror Adapters Notice the TWO adjustable ball joints on the mirror's stem. This is what allows the new mirror to be positioned all the way up against the top header of your windshield. The original mirror can be reinstalled in minutes with no tools. You simply twist your original mirror 1/3 of a turn and it will lift off of it's windshield mount. Then twist on the new mirror to the stock windshield mounting button. The CNC machined Adapter that I manufacture is illustrated in the photo on the right. It is precision machined on Computer Controlled equipment from aircraft grade aluminum and finished with a commercial powder coat. This adapter allows you to change mirrors in under 1 minute. No modifications are done to the Z3 or ///M-Coupe/Roadster, the adapter is all that is needed to install a smaller mirror to the stock windshield mounting base. The photo above is of the bare lug  that is attached to your Z3's windshield with the mirror removed. The lug is permanently attached to your windshield. No tools are required to remove your mirror from the lug. To remove the mirror you twist it clockwise 120 deg. and lift it off of the lug. Three views of the Adapter. All adapters are now the "Tall Man" style with an 8 deg. angled surface. This allows a greater range of adjustment for taller drivers.