General RZR Discussion garmin etrex 30x September 11, 2015 We are planning a trip to the black hills next month and are wondering if anybody has used the garmin etrex 30x to download that maps up there. I know on the list the Etrex 30 is capatible. So I would assume the the 30x is Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related