If your Garmin GPS has an MCX Connector but your external antenna has a BNC Connector - bridge the difference with this adapter.

One end has the right angle connector

WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.

Manufacturer Part Numbers: 010-10121-00
GRP:WRO