Features Premium Material - Made from high-quality iron, reinforced joints, and coated paint for Uv and rust resistance, this 9U professional Dj stand is strong and durable.Easy Mobility - The Professional Rack Mount has four heavy-duty wheels with a locking mechanism. Unlock them and just push to move the mixer rack stand from one place to another.Raised Bottom - A well-thought-out design to keep your audio equipment safe. The raised bottom improves the airflow, keeps them safe, and reduces the risk of overheating.Installation lock keys - This Dj Audio Mixer Rack stand features sturdy lock keys on both sides of the top platform as well as on the bottom support bracket, ensuring it can support all kinds of devices.dj Rack Stand Specification:Color: BlackBuild Material: MetalNo Of Wheels: FourWheel Lock: YesMax Angle Adjustment: 45 DegreesWeight Capacity: 220.50 LbsUpper Platform Measurement: 22 15/16"X20 15/16"Bottom Rack Mount Measurement: 20 14/16" X 19 11/16"