The Ergotech iMac Freedom Arm comes in two different models to accommodate you whether you have an older iMac and a newer one. Give yourself total control over your monitor's positioning with one stylish desk addition. For iMac users that want full range of motion for their screen, including abilities to tilt, pan, and rotate 360° for optimal ergonomics. The Ergotech iMac Freedom Arm is the must-have accessory for the job. Adjustments can be made with one hand, allowing for easy movement around your workspace. With a Mac-compatible monitor arm, you can clear your desk of monitors and cables and fully maximize your space. Features 360° rotation, 180° pan, 130° tilt (90° positive, 45° negative). Compatible with most Apple iMac and Thunderbolt/Cinema displays. Different models compatible with both old and new iMacs. Secures monitors 20-30.8 lbs. Built-in cable management 24" extension, 14" of height adjustability. Available in desk clamp or grommet mount (grommet mount available in black only). Includes adapter plate or VESA plate for iMac®. Available in silver finish.