G-Raster-Compatible Garmin GPS Units

These are the Garmin GPS units that can use the Garmin "Custom Maps" created by G-Raster, as indicated by Garmin’s own unit compatibility page.

eTrex (new models only)
Colorado  
Oregon (1st-generation)
Oregon (2nd-generation)  
Dakota      
Montana

   
GPSMap 62
GPSMap 78    
Rino (newer models only)    
Edge        
Astro 320