The Milwaukee Tool PACKOUT 2-Drawer and 3-Drawer Toolboxes are fully compatible with the company’s PACKOUT Modular Storage System. They are constructed with impact resistant polymers, all-metal ball bearing slides, and metal reinforced corners. The drawers are designed for easy access to tools and materials, and both have a 50 lb weight capacity. Users can easily customize the internal drawer layouts through quick-adjust dividers and a locking security bar holds the drawers closed to keep contents secure during transport. Customizable foam inserts and quick-adjust divider sets are also available for increased storage organization.