DURAGADGET Windscreen Suction Mount With 17mm Ball Joint For&nbsp;Garmin Nuvi 2320, 2390 And 2350 Windscreen suction mount with 17mm ball attachment for Garmin satnav systems. Works with all Garmin satnavs - make your satnav hands free! Made from high quality polymer. Ball fitting allows for total movement to allow you to position your Garmin perfectly.