2.5-inch diameter round baseUniversal AMPs hole pattern and standard length double socket arm6.25-inch by 2-inch rectangle baseRectangle base contains different combinations of pre-drilled holesMatches up to many electronic devices and mounts
The Ram Mounts RAM-111 1.5-Inch Diameter Ball Mount consists of a 2.5-inch diameter round base that contains the universal AMPs hole pattern, standard length double socket arm and 6.25-inch by 2-inch rectangle base. The rectangle base contains different combinations of pre-drilled holes which will match up to many electronic devices and mounts, including Marine GPS, CB Radios, Ham Radios, Gimbal Brackets and more.
Brand: RAM MOUNTS, Model: RAM-111, Color: Black, Size: 6 1/4 x 2-Inch