Amazon with ErGear has the ErGear EGDS3 17" to 32" Floating Dual Monitor Stand Mount Kit with Full Motion Gas Spring Arms (19.84 lbs./arm) and Clamp On/Grommet Mounting Base for $50 - 15% off coupon (check green "Save coupon" box) - $13 off with code 94VXTOFJ [Exp 5/10] = $30 with free shipping.