Amazon Basics dual monitor desk mount, gas spring monitor arm, adjustable, for monitors up to 27 inches (68.6 cm) in size, Black

["Desk mount for two monitors: Suitable for two LCD and LED screens up to 15 inches (38 cm) or 27 inches (68.6 cm); the swiveling gas spring monitor arm provides a space-saving solution for use with two screens", "Reliable support: Supports computer monitors with different weights from 4.4 to 15.4 pounds. Guide for continuous adjustment of the gas spring arm: Preset for 15.4-pound monitors. Adjust the weight support by turning it in the "-" direction (clockwise): 7 turns to 13.2 pounds, 12 turns to 11 pounds, 16 turns to 8.8 pounds, 19 turns to 5.5 pounds. These values are for reference. Adjust the settings based on your actual experience and make sure the result meets your requirements.", "Adjustable design: VESA compatibility: 75 x 75 mm or 100 x 100 mm; Tilt - 90 to + 85 degrees, swivel +/- 90 degrees and rotate 360 degrees; up to 20.5 inches (52.1 cm) length / 18.25 inches (46.4 cm) height", "Easy installation: Equipped with a C-clamp and grommet base that can be attached to any desk (desk thickness between 1 cm and 10.16 cm); Hole diameter between 3.8 and 6 cm", "Efficient cable management: Includes a cable management system to keep cables neat and organized, as well as a step-by-step operating manual and a tool set for easy assembly"]