RAM Twist-Lock Suction Cup Mount for Raymarine Dragonfly (RAM-B-224-1-379-M616U) (sku 54652)The RAM B 224 1 379 M616U consists of a 3. 3" diameter suction cup twist lock base, STANDARD length double socket arm and 1" diameter ball, containing a M6 x 30 SS HEX head bolt. The mount is designed with a RAM 1" diameter patented rubber ball and socket system that has adjustment points at both ends of the double socket arm; this allowing for almost infinite adjustment and perfect viewing angles. The suction cup, twist lock base is designed to have