Flat Surface Mount for Humminbird HELIX Devices

The RAM-202-153-202 consists of a round 2.5" diameter round base (Universal AMPs Hole Pattern), double socket arm and 1.5" x 3" rectangular base. The rectangular base contains four holes with a center to center pattern of 1" x 2.5". For most applications, mount will support up to ten pounds.
Compatible Devices:
Humminbird HELIX 5 DI
Humminbird HELIX 5 DI GPS
Humminbird HELIX 5 SI GPS
Humminbird HELIX 5 SI GPS KVD
Humminbird HELIX 5 SONAR GPS
Humminbird HELIX 5 SONAR
Humminbird HELIX 5 XD GPS
Center to Center Hole Pattern:
1" x 2.5"
Material:
Powder Coated Marine Grade Aluminium
Ball Size:
1.5" Rubber Ball Size