The Luxor AVJ42KBDL Steel Adjustable Height Cart with Keyboard & Drop Leaf Shelves (Black) is excellent multipurpose AV / Utility Carts. Adjustable height from 24" to 42" in 2" increments. This AVJ42KBDL is Adjustable height cart with keyboard shelf with 2 drop leaf shelves. Keyboard Tray measures 18-3/4" x 11-3/4". The drop leaf shelves measure 11"W x 18"D. Optional Big wheel models available. Optional cabinet models. The Cabinet model has reinforced locking doors with full length piano hinges and is made from 20 gauge steel.