RAM Base & Ball w/Garmin Mounting Hardware
The RAM-B-202-G2U, marine grade aluminum base, consists of a 1" diameter rubber ball connected to a flat 2.5" diameter base. This mount has a three hole pattern which will connect to the base of the Garmin Marine GPS unit swivel mounts. 
This base is designed to connect to the following devices:
-  Garmin Fishfinder 120
 -  Garmin Fishfinder 140
 -  Garmin Fishfinder 160C
 -  Garmin Fishfinder 250/250C
 -  Garmin Fishfinder 320C
 -  Garmin Fishfinder 340C
 -  Garmin Fishfinder 400C
 -  Garmin Fishfinder 80
 -  Garmin Fishfinder 90
 -  Garmin GPSMAP 172 Marine GPS
 -  Garmin GPSMAP 172C Marine GPS
 -  Garmin GPSMAP 176 GPS
 -  Garmin GPSMAP 176C GPS
 -  Garmin GPSMAP 178C Marine GPS
 -  Garmin GPSMAP 276C GPS
 -  Garmin GPSMAP 292 Marine GPS
 -  Garmin GPSMAP 298 Marine GPS
 -  Garmin GPSMAP 376C GPS
 -  Garmin GPSMAP 378 Marine GPS
 -  Garmin GPSMAP 392 Marine GPS
 -  Garmin GPSMAP 398 Marine GPS
 -  Garmin GPSMAP 420 Marine GPS
 -  Garmin GPSMAP 430 Marine GPS
 -  Garmin GPSMAP 440 Marine GPS
 -  Garmin GPSMAP 450 Marine GPS
 -  Garmin GPSMAP 478 Marine GPS
 -  Garmin GPSMAP 492 Marine GPS
 -  Garmin GPSMAP 498 Marine GPS
 -  Garmin GPSMAP 520 Marine GPS
 -  Garmin GPSMAP 525 Marine GPS
 -  Garmin GPSMAP 530 Marine GPS
 -  Garmin GPSMAP 535 Marine GPS
 -  Garmin GPSMAP 540 Marine GPS
 -  Garmin GPSMAP 545 Marine GPS
 -  Garmin GPSMAP 550 Marine GPS
 -  Garmin GPSMAP 555 Marine GPS 
 
Material:Powder Coated Marine Grade Aluminum 
Ball Size: 1" Rubber Ball "B" Size 
Note: The "U" in the part number reflects product packaged in poly bag. Hardware included with purchase.