AMPS Base Device Holder
AMPS Base 20MM Ball and your choice of device holder and arm length.
Mounts to all 4 hole AMPS pattern systems, and as a DIY mount that can be installed almost anywhere you can screw to or bolt through.
-Base Kit Comes with the 4 Hole AMPS 20mm ball base, select your device holder (Phone or Tablet), and select your desired arm length (3.5" or 5.5")