RAM® U-Bolt Double Ball Mount with 1/4"-20 Threaded Stud - B Size Medium RAM-B149ZA-GA7U 625" square plate contains a

625" square plate contains a 75mm X 75mm VESA hole pattern

The RAM-B-149Z-GA63U consists of a zinc coated u-bolt base

With the ball base in place

diamond adapter base and custom high strength composite cradle for the Garmin GPSMAP® 78 series

5" diameter round plate with universal AMPS hole pattern and a round plate that attaches to the gimble bracket for a Lowrance MB-7 Sonar unit

RAM® U-Bolt Double Ball Mount with 1/4"-20 Threaded Stud - B Size Medium RAM-B149ZA-GA7U 625" square plate contains aThe RAM B 149Z 237U consists of a zinc coated u bolt base, double socket arm and 1" diameter rubber ball, connected to a 1 4" 20 camera thread. Designed into the mount is a 1" diameter patented rubber ball and socket system with adjustment points at both ends of the socket arm; this with a twist of the arm knob, allows for infinite articulation and optimum viewing angles. The male thread matches most standard camera and camcorder female threads found