GPS Discount, Inc. sells name brand GPS receivers, fishfinders, marine chart plotters and topographical mapping software along with other outdoor items.
Garmin StreetPilot 2820 GPS System
RAM Mount for Garmin StreetPilot 2610, 2620, 2650, 2670, and 2720 GPS Units
Garmin StreetPilot 2610 GPS Navigation System | eBay
Best Buy: Garmin Waterproof, Submersible GPS Receiver w/ Color LCD Touch Screen, Voice Prompts & 128MB CompactFlash Card StreetPilot 2610