Quick Shift Donut Poles offer superior display versatility. Able to hold multiple screens, the cutting-edge Quick Shift lever allows each screen to be moved up and down the pole by hand, without the need for any tools. Viewing angle and screen orientation are also fully adjustable, finished off with a quick release mechanism to rapidly remove and change screens. Built in internal cable management ensures a professional finish for maximum display impact. - Designed for simple installation. - Comes with one Quick Shift Donut for mounting a single display; to mount multiple displays you will need additional Quick Shift Donuts SD-DO (sold separately). - 420mm (16 ½-inch) pole, total maximum weight up to 12kg. - Ball joint allows infinite display adjustment for any viewing angle up to 40-degrees. Simple tension adjustment. The display adjustment can be locked . - Quick release mechanism for fast display attachment/removal with security feature. - Portrait to landscape rotation. - All hardware included.