Akro-Mils 30289 Mobile Super Size Plastic Stacking Storage Akro Bin, 24-Inch x 18-Inch x 12-Inch, Clear Four 3" swivel locking casters add 3" overall height to the bin, light assembly required Slots to hold 21289 Window, up to 2 41289 width dividers, or up to 3 40289 width dividers available separately 200 lb. capacity and may be stacked with casters attached Outside 23-7/8" D x 18-1/4" W x 12" H - Inside 20-3/4" D x 16" W x 11-1/8 H" Made in the USA