The RAM Mounts RAM-B-138-AP9U RAM Flat Surface Mount for the Apple iPhone 4 and iPhone 4S consists of a 2.5” (6.35cm) diameter round base with the universal AMPS hole pattern, a double socket arm, a diamond adapter base, and a high strength composite cradle for the Apple iPhone 4. The mount is designed with a RAM 1” (2.54cm) diameter rubber ball and socket system that has adjustment points at both ends of the double socket arm. This allows for almost infinite adjustments and good viewing angles.
Note:
The 'U' in the part number reflects product packaged in poly bag.