Humminbird 740146-1 GM H7 Gimbal Mount f/Select HELIX 7 Series Acoustic • Operates on VHF frequencies

• Operates on VHF frequencies 174

Radio input interface

The 717-140A-DVSR is designed for twin engine installations

Attwood's most durable

Energy efficient

Humminbird 740146-1 GM H7 Gimbal Mount f/Select HELIX 7 Series Acoustic • Operates on VHF frequenciesGM H7 Gimbal Mount for Select HELIX 7 Series The GM H7 is a plastic gimbal mount for all HELIX 7 models products except HELIX 7 G4N models . This includes the gimbal mount, knobs and mounting hardware. Compatible Devices: All HELIX 7 models, except HELIX 7 G4N models WARNING: This product can expose you to chemicals including LEAD which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information