RAM® Double Ball Mount with Two 1/4"-20 Threaded Studs RAM-101-B-225B2U 25" diameter patented rubber ball

25" diameter patented rubber ball and socket system with adjustment points at both socket ends of the arm

as well as any other universal mounting point with the included universal hardware pack

helping to extend the life of your device

you can rotate the rod holder 360 degrees

or a curved windshield

RAM® Double Ball Mount with Two 1/4"-20 Threaded Studs RAM-101-B-225B2U 25" diameter patented rubber ballThe RAM B 323 AU consists of short double socket arm and (2 QTY) 1" diameter rubber balls, connected to a 1 4" 20 camera thread. The male thread matches most standard camera and camcorder female threads found on the bottom of the camera.