LycoGear SUN VISOR Mount Holder with 17mm ball adapter & Nuvi GPS Bracket Cradle is one of the best portable mounting solutions available.This mount is extremely low profile, unobtrusive, provides a perfect fit to your Garmin Drive DriveSmart 50 50 50LM 50LM 50LMT 50LMT 51 LM 51 LM 51 LMT-S 51 LMT-S 52 52 52 & Traffic 52 & Traffic 60LM 60LM 60LMT 60LMT 61 LM 61 LM 61 LMT-S 61 LMT-S 50LMT 50LMT 50LMTHD 50LMTHD 51 LMT-S 51 LMT-S 55 & Traffic 55 & Traffic 60LMT 60LMT 61 LMT-S 61 LMT-S 65 & Traffic 65 & Garmin Nuvi GPS 2457LMT 2457LMT 2497LMT 2497LMT 2539LMT 2539LMT 2557LMT 2557LMT 2558LMTHD 2558LMTHD 2559LMT 2559LMT 2577LT 2577LT 2589LMT 2589LMT 2597LMT 2597LMT 2598LMTHD 2598LMTHD 2599LMTHD 2599LMTHD 2639LMT 2639LMT 2689LMT 2689LMT 2699LMTHD 2699LMTHD 42 42 42LM 42LM 44 44 44LM 44LM 52 52 52LM 52LM 54 54 55 55 55LM 55LM 55LMT 55LMT 56 56 56LM 56LM 56LMT 56LMT 57 57 57LM 57LM LM LMT LMTHD GPS. Custom Fit Nuvi Bracket will allow allows the best position for your viewing.