85 is a very stable compass for small and fast dinghies. Deck mounted with flat underpart. No need for making big holes in the boat. A common installation is two 85 compasses, one at each rail.
The 85 model also has a memory ring for setting a desired course.
Available colours:  black, white
Art. No: 35034, 85 black, no illumination
Art. No: 35034-1011, 85E white, illumination
Art. No: 35034-0011, 85E black, illumination