Complete flat surface, drill-down mounting solution for the Humminbird Helix 8, 9, 10, 12, and 15; RAM® Mounts ball and socket technology allows for near-infinite adjustability
Includes 3.68" round base with D size 2.25" rubber ball, short length D size double socket arm, and a 1.5" x 4.5" rectangle base with D size 2.25" rubber ball that connects to your Humminbird Helix marine electronic
Made of Powder-coated, marine-grade aluminum for durability and reliability in the most demanding marine environments
Backed by a lifetime warranty
The RAM-D-202-25-C-202, powder coated marine grade aluminum mount, consists of a double socket arm, one round 3.68" diameter round base and one 2" x 5" rectangular plate. The round plate contains two mounting holes at 180-degrees and three mounting holes at 120-degrees. The rectangular plate contains a 4-hole pattern of 1.5" x 4.5". The patented rubber ball and socket technology dampens shock and vibration, and allows for nearly infinite adjustability, So you can set your device at the perfect viewing angle, while suited for any rugged environment. Compatible with the Humminbird Helix 9, Humminbird Helix 10, and the Humminbird Helix 12.
Overall Height: 7.875"
Rectangular Plate: 1.5" x 4.5"
Round Plate: See Drawing