ERGOTRON LX Arm Collar Kit 1 Monitor VESA Compatible & (White) - (3.2-11.3kg) - - 98-130-216

This is an additional arm and collar kit that attaches to your existing LX arm, allowing you to increase the number of monitors you can mount. Compatible with the LX Desk Mount Monitor Arm (Tall Pole) and the LX Desk Mount Dual Monitor Arm (Vertical/Horizontal, Tall Pole). Please refer to the Ergotron website for details. The load capacity of the add-on arm itself is 3.2kg to 11.3kg per monitor. Please pay attention to the load capacity when adding it to a compatible monitor arm. One additional monitor arm can be added to the LX Desk Mount Monitor Arm with a tall pole. The load capacity in this case is 3.2kg to 9.1kg per monitor. The LX Desk Mount Dual Monitor Arm, with its vertical/horizontal orientation and tall pole, can accommodate up to two additional arms. The load capacity for one additional arm is 3.2kg to 6.6kg per monitor, and for two additional arms, it's 3.2kg to 5kg per monitor.