The RAM adapter base includes a 1.5" diameter rubber ball and inserts directly to the back of Lowrance Elite 5 and Mark-5 Fishfinders. The adapter serves as a quick release mechanism, allowing you to remove or transfer your Fishfinder in seconds.
Powder Coated Marine Grade Aluminum
1.5" Rubber Ball Size
The "U" in the part number reflects product packaged in poly bag. RAM recommends this adapter base for "Rugged Use" mounting applications, including heavy weight Lowrance Elite and Mark Fishfinders.