RAM Short Socket Arm for 3.38" Balls (RAM-E-201U-D) Type_RAM GPS Mounts 5" diameter round base that

5" diameter round base that is pre-drilled with the universal AMPs hole pattern

Simply attach the included adapter to the Lowrance Hook² and you're ready to connect the double socket arm and round base featuring the AMPS hole pattern

RAM-D-218-1 Single Ball W/ 1" Npt Hole

the Tough-Hub™ is designed for the rugged user

6 inch long straight swing arm and 2

RAM Short Socket Arm for 3.38" Balls (RAM-E-201U-D) Type_RAM GPS Mounts 5" diameter round base thatThe RAM E 201U D, short double socket arm, has a socket at both ends that accommodates 3. 38" ball bases. A single spring inside the arm opens the end sockets, allowing you to pivot the ball and socket connection. This socket technology allows for almost infinite adjustment and perfect viewing angles. Specs & Features Overall Length: 7. 25" Socket To Socket Length: 4. 375" Material: Powder Coated Marine Grade Aluminum Ball Size: 3. 38" Rubber Ball