Modular Mailroom Sorter Components to customize your ideal mailroom storage solution. Conveniently modular, our mailroom sorters and literature holders can be ordered with multiple options including risers and adjustable shelves that will accommodate larger envelopes and packages. A lockable cabinet is also available, ideal for storing mailroom accessories. Heavy Duty Steel Construction 24" wide sorter with built in riser 14 sorting sections Textured powder coat is one of the most durable high quality finishes GREENGUARD Certified Made in the USA