Garmin VHF Antennas f/Alpha, DC 20, Astro & Astro 220 [010-10856-00] Fortress Marine Anchors The main pitch adjustment is

The main pitch adjustment is controlled through the top link of the three point connection

Extra rugged for salt water durability

Hole diameter for installation: 2"

canals and port plans

including Wrangell and Dixon Entrance Contours 1’ precision for detailed bottom depiction Shading Features Relief Shading

Garmin VHF Antennas f/Alpha, DC 20, Astro & Astro 220 [010-10856-00] Fortress Marine Anchors The main pitch adjustment isVHF Antennas Use these antennas with your Astro or Alpha. Includes: 1 for DC 20 1 for Astro 200 Compatible Devices: Alpha Astro Astro 220 DC 20 Dog Tracking Collar 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.