Car Vent Mount for Garmin Nuvi 750 760 770 650 660 670 680 200 200W 250 250W 260 270 350 360 370 GPS Innovative and highly practical The mount uses your existing Nuvi cradle. Uses the round hole in the back of the cradle to attach to our vent mount. Power port can be fully accessed Attaches in under 5 minutes!