Garmin External GPS Antenna with Mount

This robust external antenna is packaged in a low-profile water-resistant housing. External GPS antenna provides increased flexibility and installation options as well as the potential for enhanced performance. If your GPS is mounted inside a cab where it does not have a good view of the sky it is recommended to run an external antenna. 

• 9.8 ft (3 m) long cable
• Water resistant 
• 10 mHz updates 10x per second
• Compatible with Garmin Tread XL GPS units when used with the Locking Magnetic mount or the Baja Dock.