The Quantum Food Service CB21 is a durable cantilever single shelf post wall mount designed for efficient storage solutions. It features two 21-inch single post cantilever arms that provide robust support for shelving. The unit includes four post mount brackets for secure installation. With a sleek chrome-plated finish, it not only enhances the aesthetic of your space but also ensures long-lasting durability. This product is NSF certified, making it suitable for food service environments.