VuRyte 4855 2"Monitor Stand, Graphite Black EACH UNIT STACKS UPON ITSELF in 2 increments allowing personal positioning of the monitor for maximum comfort and ergonomics ONE SIDE AS AN OPENING of 9 x 1 3/8 for convenient storage of paper and files ULTIMATE COST EFFECTIVE monitor accessory . supports up to 60 pounds. Made in the USA. Measures 11 3/8 x 11 3/8 x 2 and is adjustable height monitor/machine stand