16-gauge steel shelves with 2-1/2" high lip. 12-gauge formed steel post and 1-1/4" diameter tubular steel handle. Top and middle shelves can be installed lip up or down. Two rigid and two swivel bolted-on casters. 900 lb capacity. 3-Shelf Utility Cart. 5" blue elastic rubber casters. 18"W x 30"D shelf dimension. 11" shelf clearance. 30" post height. 36" overall height. 54 lbs. Assembly not included. Kleton Blue.