http://www.sailgb.com/p/solarvent_marine/

Same site has also this cool compass to mount on dash.. 

http://www.sailgb.com/p/small_boat_vehicle_compass_silva_black_/_white/_grey_star_58/

They will ship to the US.. 

I've been lusting for this compass for a long time.. at one point you could only see this at Silva's website, but you couldn't get them in the USA.. (neither could I find a place to send it to me.. )... 

Times are a changing...