Set is missing a single M-B M4x30mm screw, which are used to screw one corner of both the back of the monitor and plate together. As shown in one of the images.

The VIVO Stand-V002 Dual 13” to 30” Monitor Desk Mount in Black is a versatile and sturdy option for holding two monitors at a comfortable viewing height. With the ability to tilt and rotate, this desk mount allows for customizable viewing angles to reduce strain on the neck and eyes. The VESA size compatibility ensures a secure fit for various monitor sizes, while the sleek black color adds a modern touch to any workspace. Made in China, this desk mount is a practical and reliable solution for organizing and enhancing your dual-monitor setup.