Knape & Vogt 255 Series 48 In. White Mortise-Mount Pilaster Shelf Standard is crafted from durable 23-gauge high-strength steel, designed to provide a reliable and versatile shelving solution. This shelf standard is suitable for both surface and flush-mounted applications, allowing you to customize your shelving setup to fit your space ly. It features vertical adjustability in half-inch increments, giving you the flexibility to arrange shelves exactly as needed. Installation is made easier with stamped numbers on the standard, along with predrilled screw and nail holes and prepunched staple holes. Compatible with the 256 series pilasters, this product a comprehensive shelving system. Please note that mounting hardware is not included. Model Number: PK255WH 48