Lakeside 5920 Ergo-One 2-Tier Heavy Duty Utility CartMade in America, the Lakeside Manufacturing 5920 is a heavy duty utility cart. A part of their Ergo One series, this bussing cart has two tiers and an open design. The shelves are 21 x 33 and have an 18 1 2 clearance. There are two vertical push handles with comfort grips and four casters for easy maneuverability. The 5920 has two bumpers on its front legs. Picture for reference only. Features and Benefits: 2 tier open design 21 x 33 shelf size 18 1 2