This direct wall mount 14" shelf support is protected by Metroseal 3 with Microban. This kit contains one shelf support with mounting plate and two collar caps. Can accommodate Super Erecta wire and solid shelves, Super Erecta Pro, MetroMax Q, and MetroMax i shelves. Antimicrobial properties are built in to inhibit the growth of bacteria that may affect this product. The antimicrobial properties do not protect users or others against bacteria, viruses, germs, or other disease organisms. Always clean and wash this product thoroughly before and after each use.