Product Catalog: Universal Parts: Monitor Arms Various types of Monitor arms for worksurface and panel mounting. Other types area available for other applications, including dual and quad monitor arms. Please contact customer service at 1-800-598-7278 for additional information. Products Monitor Arm, Grommet Mount Manual U.M1B9.G1M0.BK (Uni-Source Office Furniture Parts) Monitor Arm Grommet Mount Manual List Price: $399.00/Each     Monitor Arm, Grommet Mount for 7-13lb monitor U.M1B9.G120.BK (Uni-Source Office Furniture Parts) Monitor Arm Grommet Mount for 7-13lb Monitor List Price: $473.00/Each     Monitor Arm, Grommet Mount for 11-18 lb monitor U.M1B9.G130.BK (Uni-Source Office Furniture Parts) Monitor Arm Grommet Mount for 11-18lb Monitor List Price: $473.00/Each     Monitor Arm, Grommet Mount for 16-23 lb monitor U.M1B9.G140.BK (Uni-Source Office Furniture Parts) Monitor Arm Grommet Mount for 16-23 lb Monitor List Price: $473.00/Each