The WBC4-1836-74 Jaken mobile wire shelving unit features a black powder-coat finish and open-wire design, perfect for versatile storage in retail stockrooms, backrooms, and light industrial spaces. With adjustable shelves in 1" increments and four 5" locking swivel casters, it offers easy mobility and reconfiguration. Built for durability, it's ideal for heavy-duty shelving needs while promoting air circulation and reducing dust buildup.