The UM5007 brings the u-mount Round Mounting System concept to anything with 5/8"-27 threading. Works directly with select u-mount Snap-On Cover Tablet Mounting Systems.
The UM5007 lets any of the following models clamp onto larger round surfaces:
> Snap-On Back Cover iPad 3 or 4: TCM9161 & TCM9163
> Snap-On Back Cover iPad Mini: TCM9261
u-mount Universal Mounting Post Accessory Kit