RAM MOUNTS Drill-Down Ball Mount for Humminbird Helix 8-15, Solix & Apex RAM-D-202-25-C-202U with Short Arm

Complete flat surface, drill-down mounting solution for the Humminbird Helix 8, 9, 10, & the Solix 10; 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 power-coated, marine-grade aluminum for durability and reliability in the most demanding marine environments

Backed by a lifetime warranty

Compatible with the Humminbird Helix 8, 9, 10, & the Solix 10