The RAM-107 consists of a double socket arm, 2.5" diameter round base with the universal AMPS hole pattern and connecting Humminbird/Apelco marine adapter base. The mount is designed with a RAM 1.5"...
The RAM-101 consists of a double socket arm and two 2.5" diameter round bases that contain the universal AMPS hole pattern. The mount is designed with a 1.5" diameter patented rubber ball and socket...
The RAM-107U consists of a double socket arm, 2.5" diameter round base with the universal AMPS hole pattern and connecting Humminbird/Apelco marine adapter base. The mount is esigned with a RAM 1.5"...