Tool Storage Foam Inserts Color Black Compatible Modular System Packout Compatible with Grainger Part Number 488A56 488A57 499M40 Compatible with Manufacturer Model No 48-22-8424 48-22-8425 48-22-8450 Compatible with Product Type Modular Storage System Tool Boxes and Tool Cases Customizable Yes Features Durable Construction Provides Increased Protection for Tools For Use With All Packout(TM) Tool Boxes and Tool Cases Packout(TM) Modular Storage System Includes (1) Foam Insert