This antenna increases the range you got.
It's easy to install the flexible antenna just screw it by your hand, it comes with a direct SMA connector for Garmin Astro and Alpha.
Best handheld antenna for Garmin Alpha 50 and Alpha100, Garmin Astro 320, 220 and 430 handhelds.
Folded size: 21.7cm
Extended size: 127cm
Connects via standard SMA connection direct plugging to your Astro/Alpha.
Silicone Case Description
Case Color: Black
Case Fitting For Garmin Astro 320 220 430 900
Case Function: Prevent your Garmin GPS from dirt and mud.
Case Material: Environment friendly Silicone Rubber.
Package Includes: New Case For GPS x1
Our skin is designed to be bold and beautiful. We've taken this colorful design and used our technology to wrap it around a high-quality molding in yellow, which increases grip while keeping the slim-line hard shell form factor.