Specifications:Made of high quality plastic, it has bright surface and strong sense of fashion.It features reinforcement, durable, waterproof, and high stability.The width can be adjusted freely to the width you need, which is easy to use and durable.With 4 caster Wheel wheels, you can easily move your computer to wherever you go.Item Name: Computer Host HolderMaterial: PlasticFeatures: Durable, High Stability, RemovableBase Height: 51mm/2.01" (Approx.)Adjustable Width: 155-260mm/6.10"-10.24" (Approx.)Product Size: 31cm x 15.5cm x 13.8cm/12.20" x 6.10" x 5.43" (Approx.)Notes:Due to the light and screen setting difference, the item& 39;s color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Computer Host Holder4 x Brake Caster Wheel