Mobile file cabinet is ready to go anywhere you need it to go. Full-extension ball bearing slides on file drawer for easy access to files. The drawers lock for securing contents. Durable 3 mm edge banding protects against bumps & dings. Five casters, two locking. Center caster prevents tipping. Fully assembled, just attach casters. Two, fold-away keys which provide a slimmer profile are included. Drawer Quantity: 3; Drawer Configuration: Box / Box / File; Anti-Tip Mechanism Indicator: Yes; Anti-Tip Mechanism: Fifth Wheel.