RAM® Drill-Down Mount with Single Socket Arm & Large Round Plate RAM-138-B 5" diameter round base with

5" diameter round base with the universal AMPS hole pattern and universal camera/camcorder base

featuring an 'X' design that expands and contracts to provide a perfect fit for your device – even if it's in a case

The RAM-B-132-400U includes the RAM Tough-Claw™

This spring loaded design makes it easy to load and unload your tablet

The plate contains different combinations of pre-drilled holes which will match up to many electronic devices

RAM® Drill-Down Mount with Single Socket Arm & Large Round Plate RAM-138-B 5" diameter round base withThe RAM D 112 D consists of a 3. 68" diameter round base, socket arm and plate for downriggers.