Humminbird Helix 8/9/10 Gimbal Mount 740149-1&Cable Collector Tray&Power Cord Features: Fitment: Widely fit for all Helix 10 models, all Helix 9 models, and all Helix 8 models. Replacement Part Number: 740149-1, 740184-1, 720057-1. 720057-1 Power Cord: Used to reduce mutual interference between fish detector devices, minimizing the alternating electric field emitted by the cable and improving the detection capabilities of your fish finder on the water. It is reliable to use in marine environment. .
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