Description:

Secure Your Screen

When you are pounding through waves, your gimbal knobs take the abuse. These are the genuine Humminbird Replacement Knobs designed for the heavy "Large Screen" HELIX units. Whether you lost one during a hurried teardown or stripped the threads on an old set, these factory knobs ensure your expensive graph stays locked at the perfect viewing angle.

Easy Grip Design:

Featuring the factory tri-lobe rubberized grip, these knobs allow you to torque the unit down tightly by hand, ensuring it doesn't droop or pivot while running in rough water.

Product Specs:

• Includes: 2x Gimbal Knobs (Left & Right)
• Construction: Heavy Duty Plastic with Metal Insert
• Thread Type: Large Body HELIX Thread
• Color: Black