A 12" long pilaster shelf standard featuring a mortise-mount design made for adjustable shelving projects. With dimensions of 5/8 inch in width and 3/16 inch in depth, this steel component is designed for sturdy, customizable support in closets, bookcases, kitchen cabinets, and similar installations. The system offers 1/2" vertical slot-to-slot adjustability, enabling precise shelf placement. It has countersunk holes for mounting with nails, screws, or staples, and supports up to 500 pounds per shelf when properly installed. The EB designation indicates an Black finish, providing a modern, understated look that blends with various interior styles. Numbered slots make for quick and accurate shelf clip insertion, and the standard can be installed flush within a dado or surface-mounted for flexibility in cabinetry and carpentry projects.