found at DigiDirect
No more crawling under desks on your hands and knees! 17-32 Brateck Dual Monitor Aluminium Pole-Mounted Spring-Assisted Arm With USB comes with Top Fix fitting, which means this type of arm is perfect for limited space underside of the desktop. Providing 2 easily accessible 3.0 USB ports for charging and quality needed, its optimizing elbow spring gauge offers the performance and quality needed for weight adjustment. A Quick-release VESA plate of exquisite structure and detachable joints make it an ideal support for longer life and easy installation.