RAM 11" x 3" Large Marine Electronics Base with 1.5" Ball

Features: Rectangular 11" x 3" base with built in 1.5" rubber ball* RAM ball and socket system - Easily adjusts to your perfect viewing angle Compatible with most RAM 1.5" ball (C size) socket arms Constructed of powder coated marine grade aluminum Holds up to 4 lbs. Made in the USA Brand: RAM MountsPart number: RAM-137BUWarranty: Manufacturer's lifetime warranty* Rectangular base has 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. In certain applications additional holes may need to be drilled for proper fit with your electronic device