Compartment Drawer, Adjustable Dividers Yes, Compartment Depth 1 7/8 in, Compartment Height 3 1/16 in, Compartment Width 17 1/2 in, Compatible Manufacturer Model Number 302, 303, 303B, 305B, 309B, 310B, 321B, Divider Adjustment Increments 2 1/4 in, Number of Compartments 12 to 18, Number of Dividers 12, Overall Depth 12 1/2 in, Overall Height 3 1/8 in, Overall Width 18 3/8 in, Product Type Compartmented Box, Color Gray, Compartment HxWxD 3 in x 17 1/2 in x 1 7/8 in, Finish Powder Coated