GAFM+BKT40: i.Trek Mini Friction Mount & Bracket for Garmin Nuvi 40 40LM Mini friction mount + replacement bracket holder for Garmin Nuvi 40 40LM Friction Mount allows easy installation for your Garmin Nuvi 40 40LM onto your dashboard. No tools required The Garmin dashboard mount base has foot print about 5.5" in diameter Removable bracket holder included is compatible with Garmin Nuvi 40 40LM Removable bracket has Garmin 17mm ball socket and is compatible with other Garmin mounting pedestals