Shop4Tech offers the Garmin Portable GPS Friction Mount, model no. 010-10908-00, for $16.95. Coupon code "HH20" cuts it to $13.56. With free shipping, that's tied with our September mention and the lowest total price we could find by $4. It's compatible with Garmin aera, nüvi, StreetPilot, and Zumo GPS models. Coupon ends December 23.