The Hercules HA300 Tab Grab Tablet Stand Mount is a fully covered, one piece clamp that fits onto 15.8-25.4mm (0.62-1”) round tubes and 19mm (0.75”) square tubes. The HA300 is fully compatible with your iOS or Android tablet. Comes with a detachable table support is for desk top use. It also can be used in both landscape and portrait modes and has a 360 degrees ball-joint design. Versatile design fits tablets from 8.9-10.1”