MOUNT PRO Triple Monitor Mount, 3 Monitor Desk Mount for There Screens up to 32 Inch, Full Motion Gas Spring Triple Monitor Stand, Heavy Duty Monitor Arm Hold up to 17.6lbs Each,
Ergotech Heavy Duty Freedom Arm Includes Single Aluminum Heavy Duty | eBay
ErgoEdge Freedom Dual Monitor Arm « Blog | lesterchan.net
Ergotech Dual Freedom Arm, Includes Two Aluminum Articulating Arms, 8.4-17.8 lbs. Weight Capacity per Arm, Suitable for Monitors up to 27 inches, VESA Compatible 75×75, 100×100, Silver : Amazon.co.uk: Stationery & Office Supplies