VIVO Premium Aluminum Dual Arm Mount: This innovatively designed dual ultrawide monitor counterbalance desk mount from VIVO features pneumatic spring arms for perfect weight adjustment, cable management, and quick-release VESA plates for easy mounting Ultrawide Compatibility: Holds 2 ultrawide monitors up to 38' in size (both flat and curved screens) and 33 lbs in weight each. The quick-release VESA bracket has 75x75mm and 100x100mm mounting capability