This desk mount has two dynamic arms attached to a small post. Each arm has smooth fingertip horizontal and vertical movement, plus tilt, pan, and rotation of monitors landscape-to-portrait. The monitor arms are spring-assisted and can be installed in any of the four post channels, and additional monitor arms can be added later. The spring-assisted arm design provides excellent ergonomic support and display adjustment from a seated position. Perfect for activity based workplaces, sit-to-stand workstations, and shared environments. This Solution includes: 2 x AWM-ADTC dynamic arm, 1 x AWM-P13 short post and C Clamp desk fixing.