Dual Ultrawide Desk Stand: Fits 2 ultra-wide screens up to 49 (stacked) or 38 (side-by-side) with VESA 75x75mm or 100x100mm mounting holes. Holds up to 30.8 lbs in weight per arm Elegant Tempered Glass Base: Provides excellent support for large monitors, creating an ergonomic, space-saving setup. Warning: Please do not pull screens too far forward or backward, as this will cause stability issues.