Amazon.com: RAM Mounts (RAM-B-178U) U-Bolt with Arm and Adaptor for Garmin Zumo 400 Garmin Zumo 450 Garmin Zumo 500 Garmin Zumo 550 Garmin Zumo 660 (U) : Electronics
RAM Mounts Garmin Marine Electronic Mount RAM-B-111U with Medium Arm Compatible with Select Garmin Devices : Outboard Boat Motor Brackets : Electronics