TOUGHBUILT TB-B1-D-30-1 STACKTECH 21-in W x 8.8-in H x 16-in D Plastic/Metal Tool Box StackTech 1-Drawer Tool Box features an intuitive self-aligning top that allows StackTech tool boxes and totes to virtually stack themselves. An auto-locking interface ensures boxes sit securely, lock into place for transport, and easily unlock with a slide of the switch. A prominent lock indicator lets you know your Stack is safe to move without second guessing. Accessing tools without unstacking is simple and intuitive with a self-latching drawer. Inside, you’ll find a total of 8 dividers (2 large 6 small) to help Pros stay organized and partition their space. Full customization is at Pros fingertips with tool-free, quick-release steel accessory rails. The StackTech 1-Drawer Tool Box is built for high-impact durability with armored corners and steel ball-bearing slides to ensure it can handle the toughest conditions. The StackTech 1-Drawer Tool Box is a must-have for Pros to build a system unlike any other and customize it to the needs of every trade. EASY STACKING: With self-aligning nesting boxes AUTO-LOCKING: The mechanism engages when the box is dropped into place SLIDE SWITCH: Unlocks the stack and clearly indicates when it is locked and ready for transport EASY ACCESS: The drawer allows for quick access to supplies without having to unstack AUTO-LATCHING DRAWER: The mechanism secures drawers when closed to prevent unintentional opening ACCESSORY RAILS: Allow adding quick-release accessories for a fully customizable solution STRONG AND DURABLE: With high-performance polymer construction, powder-coated steel corners, and steel ball-bearing drawer slides INTERIOR ORGANIZATION: Includes dividers  General Color/Finish Family Black Series Name STACKTECH  Dimensions Assembled Depth (Inches) 16 Capacity (Cu. Inches) 922 Assembled Height (Inches) 8.8 Size Small (Up to 2000 cu. inches) Assembled Width (Inches) 21 Weight Capacity (lbs.) 50  Features Drawer Slide Type Ball-bearing Number of Sides Single-sided Handle Material Plastic Number of Trays 0 Latch Material Plastic Rolling No Lockable No Stackable Yes Material Plastic/Metal Weather Resistant No Number of Drawers 1 Welded Seams No Number of Handles 2 Wheels No Number of Shelves 0