The interlock system secures 3 drawers and comes with 2 keys to protect your files and valuables. Hidden away drawer pulls, open drawers at the sides 2 utility drawers and 1 free stationery tray provide space to keep small things neat and orderly. With Full Extension Drawer slides, the drawer opens completely, allowing you to easily access the contents in the back of the drawers；1 hanging-file drawer with removable hanging bar accommodates letter, legal and A4 size file folders. Comes with five sturdy wheels, 4 360° swivel wheels for stability and the center caster in front to prevent tipping over All steel construction ensures the max weight capacity: 330 lbs; Drawer border closed design can prevent the mouse or other small insects from entering. Overall Dimension: 11.8"W x 17.7"D x 23.2"H