The PixMate Flat Panel Stands are UL listed and feature heavy duty five inch swivel casters. Monitor mount works universally with most flat panel monitors up to a 50" diagonal. The unique rail mounting system ensures an easy installation for the monitor with the added security of a key operated lock. Mount provides 5 degrees of backward tilt and 15 degrees of forward tilt. The PM7UL-47JF accommodates monitors up to 70 pounds and is height adjustable to 45 or 47 inches.