I made one by myself too, as the options I found were not that good. Seems to work fine for now, more testing needed though


Here is what you need if you wish to try too:

Suction cup mount (I used this Garmin version):
http://global.ebay.com/Suction_Cup_M...524546870/item

Plastic cover for n900:
http://global.ebay.com/Black_Rubber_...556286203/item

+ Some glue ment to attach plastic