Sandusky Lee SFV336-09 Combination Top Flat Shelf Book Truck, 19" Length, 39" Width, 46" Height, 5 Shelves, Black Combines flat shelf and sloped shelves in one; Features one top flat shelf and four bottom sloped shelves with 12" clearance between each shelf Smooth rounded handles for a comfortable grip and perforated side panels for a contemporary look Four industrial (200 lb rated) 5" swivel casters all with locking brakes for safety Sloped backs are 6" deep Frames are 18 gauge and shelves are 20 gauge steel