Akro-Mils RU843HR1420 Powder Coated Steel Panel Dolly for 39085, 39120, 39170 or 66486 Attached Lid Containers, Grey For Akro-Mils Attached Lid Containers 21-1/5-Inch x 15-Inch Stack multiple bins for additional storage Fully assembled with a weight capacity of 900-Pound Includes (4) 3-Inchx1.25-Inch polyolefin swivel casters Made in USA