![20mm Swivel Ball to Dual T-Tab Adapter-Arkon Mounts](http://arkon.com/cdn/shop/files/20mm-swivel-ball-to-dual-t-tab-adapter-1-arkon-mounts-ap20mm2t_700x700.jpg?v=1715295403)
AP20MM2T is a versatile adapter that allows you to convert a 20mm ball pattern pedestal into one that is Dual-T compatible (holders sold separately). This includes only the 20mm Swivel Ball to Dual-T-Tab Adapter. (Mounts, holders, and devices sold separately.) This adapter features a sturdy metal 20mm ball that is specifically designed to work with Arkon's Heavy-Duty Mounting Pedestals, including the Multi-Angle Drill-Base Mounting Pedestal with 8" Adjustable Arm (HD006), Heavy-Duty Clamp Mounting Pedestal with 10" Adjustable Arm (HD004), or Heavy-Duty Seat Rail Mounting Pedestal with 22" Adjustable Arm (HD001). Add a compatible Dual-T-Slot holder, such as the Slim-Grip Universal Tablet Holder (TAB001), Slim-Grip Ultra Universal Smartphone Holder (SM060-2), Slim-Grip Universal Smartphone Holder (SM050-2), or Mega Grip Universal Smartphone Holder (SM040-2) to complete your heavy-duty mount.