RAM Short Arm Mounting Bracket to Suit Humminbird Helix 8/9/10/12

RAM Short Arm Mounting Bracket with D Ball to Suit Humminbird Helix 8/9/10/12 allows for setting your device at the prefect viewing angle and is built rugged and practical for the harsh marine environment.

• Rubber ball sockets dampen shock as well as allowing near-infinite adjustments
• Double ball socket arm is Made in powder coated marine grade aluminium
• Round base plate has two mounting holes at 180° and 3 at 120°
• Rectangular plates mounting holes are in a 1.5" x 4.5" pattern