AT ONCE TWO MONITORS: It fits the majority of 17" to 27" monitors with loads between 4.4 and 19.8 lbs (2 and 9 kg) per monitor and VESA-compliant patterns of 75x75 mm or 100x100 mm; Although this product's entire VESA plate measures 118*118 mm, please take extra care to measure it if your monitor is curved or if your VESA hole is