$15 - Single Monitor Arm, Adjustable Gas Spring Monitor Desk Stand, VESA Mount with C Clamp, Grommet Mounting Base, Fit for 13-32" Computer Displays, Holds Up to 17.6 lbs, Swivel Tilt Rotation Arm

$39.99 + 63% coupon
Coupon for 1 per order
Muốn hơn thì place 2nd, 3rd,... order separately.

https://www.amazon.com/gp/product/B09SG5ZLQG/?tag=vcf4ever09-20