This Luxor presentation station is ideal for all of your av equipment. This cart features four laminate worksurfaces with a steel frame. The second shelf from the top is adjustable in height to 33", 37" or 40 1/2". This shelf measures 18"Wx30"Dx41 1/4"H.Clearance form the bottom to the middle shelf is 19 3/4" Middle to the top 13 1/4". This cart comes complete with four three inch casters two have locking brakeLUXPS4000. PS4000. Luxor Luxor Presentation Station PS4000.