AVLT Quad 32" Monitor Free Standing Desk Stand - Mount Four 17.6 lbs Computer Monitors on 4 Articulating Adjustable Arms - Organize Your Work Surface with Ergonomic VESA Monitor Mount | AVLT® | Found by AVLAB
Stand Steady Freestanding 4 Monitor Desk Mount Stand | Height Adjustable Triple Monitor Stand with Full Articulation | VESA Mount Fits Most LCD/LED Monitors 13-32 Inches (4 Arm Free Standing) : Amazon.ca: Office Products
Innovative Winston Workstation Quad Sit Stand - Standing Desk Nation
VIvo Quad Monitor Desk Stand - Wayfair Canada
EZM Articulating Pyramid Quad Monitor Stand Free Standing - up to 24" (002-0034) 726670275707 | eBay
VIVO Quad LCD Monitor Heavy Duty Desk Mount 3 Plus 1 Stand, Holds 4 Screens up to 24 inches, STAND-V004Y : Amazon.ca: Office Products
StarTech.com Desktop Quad Monitor Stand, Ergonomic VESA 4 Monitor Arm (2x2) up to 32" (17.6lb/8kg), Free Standing Articulating Universal Pole Mount, Height Adjustable/Tilt/Swivel/Rotate, Silver - Heavy-duty
Multi-Monitor Mount: How to Set up a Quad Monitor Stand - TurboFuture