RAM® X-Grip® Phone Holder with Flat Surface Mount RAM-139 The hole pattern found on

The hole pattern found on the round base adapter will connect to many RAM cradles

consists of the 1

one (1) round plate with C size ball

The included composite rail adapter can narrow the rail to a minimum width of 0

RAM® X-Grip® Phone Holder with Flat Surface Mount RAM-139 The hole pattern found onThe RAM 138 UN7U consists of a round flat plate, double socket arm and universal X Grip cradle. The mount is designed with a RAM 1. 5" 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 included X Grip cradle has a clean and clever four leg design that sports great holding power without hiding your phone behind