Cotytech Apple Monitor Desk Mount Quick Release with Grommet Base (DM-CA20-G) Designed for Apple LCD monitors; pole length: 11.8" (300mm); desk-mountable, available in clamp base and grommet base; Clamp table thickness: 0.79"-2.36" (20-60mm); grommet table thickness: 0.79"-2.36" (20-60mm), Hole Diameter: 0.39"-1.97" (10-50mm) Weight Capacity: Supports up to 44lbs (20kgs); Tilt: 105; Rotation: 360; Swivel: Max 360; Mounting Pattern: VESA compliant: 75x75 and 100x100; Maximum extension: 18" (457mm); Expandable to support two monitors with additional arms Solid aluminum alloy construction; easy installation and dis-installation; Neat and efficient cable management; clean look with minimal hardware visible from underside of work surface Quick mount & quick release designs at 3 connecting points: stand, swing arms and monitor end; Maximum adjustment rendered by tilting, swiveling, pivoting and dynamic height adjustment; swift and easy movements and adjustments Space saving with its compact design; maximum productivity and supreme ergonomic comfort