RAM 1.5" Ball Mount with 2.5" Round Base & 2" x 4" Plate for the Humminbird Helix 7 ONLY Wheel and Tire 20-29" Chrome RV Socket heavily plated

Chrome RV Socket heavily plated for maximum weather and corrosion resistance

Heavily plated steel to resist corrosion

Coupler Lock Universal

Folds easily and is lightweight

Cup holder mounts to 3/4-inch to 1-1/4-inch boat rails

RAM 1.5" Ball Mount with 2.5" Round Base & 2" x 4" Plate for the Humminbird Helix 7 ONLY Wheel and Tire 20-29" Chrome RV Socket heavily platedThe RAM 202 24 202, powder coated marine grade aluminum mount, consists of a double socket arm mount, one round 2. 5" diameter round base with the universal AMPS hole pattern and one 2" x 4" rectangular base. Rubber ball, socket technology dampens shock and vibration, as well as allows for almost infinite adjustment, perfect viewing angles. Compatible Devices: Humminbird Helix 7Overall Length: 7. 35"Weight Capacity: Up to 10 lbs.