Mount for Eagle, Piranha & Lowrance X-4, Round Base Marine Mount for Eagle Cuda and FishEasy, Humminbird Piranha and Lowrance X-4 Series with standard 1 inch arm with round base. This mount is compatible with the following electronic devices: Eagle Cuda 240i Eagle Cuda 240 Eagle Cuda 168 Eagle Cuda 128 Eagle FishEasy 320C Eagle FishEasy 240 Humminbird Piranha MAX 20 Humminbird Piranha MAX 15 Humminbird Piranha MAX 10 Lowrance X-4 Lowrance X-4 Pro Material: Powder Coated Marine Grade Aluminium Ball Size: 1 inch Inch Rubber Ball Colour: Black Powder Coat Components RAM-B-107-1B RAM-B-201 RAM-B-202