RAM EZ-Roll’r™ Holder for the Garmin nüvi 2589LMT The RAM-HOL-GA73U consists of a high strength composite cradle with the patented RAM EZ-Roll’r™ for the Garmin nüvi® 2589LMT. The cradle leaves the power connector, speakers, mics and buttons exposed for functionality while the EZ-Roll’r technology allows you to easily insert and remove your device from the cradle. To prevent accidental unplugging, the cradle features a tether point to zip tie the charging cable.