OkeMeeo Fish Finder Mount Compatible with Garmin Striker 4, Striker Plus 4, Striker Vivid 4cv, 9.3" Long Arm, 360 Degree Rotation, Marine Grade Aluminum

["WIDE COMPATIBILITY: For Humminbird PiranhaMAX 4 & 4 DI, also for Garmin Striker 4, Striker Plus 4, and Striker Vivid 4cv fish finders. (fish finder itself is not included)","MARINE GRADE ALUMINUM: Built from salt spray tested 6061-T6 aluminum alloy with CNC machining and Grade III hard anodized finish for lasting durability.","360 DEGREE ROTATION: Full 360-degree rotation capability on both ball joints provides the best field of vision and optimal viewing angles on the water.","9.3\" LONG ARM: C size arm features a powder coated finish with anti-slip grooves and a high strength composite knob secured by a 314 stainless steel screw.","SECURE MOUNTING: Includes a 1.5\" ball round mounting base and fish finder mounting plate, both CNC machined from 6061-T6 aluminum alloy with mounting hardware included."]