About this item How It Works: Grommet bushings allow for clean and clutter-free installation of wires, cables, and cords from damage as they pass through walls, cabinets, and many other openings. Works With: Cables, wires, cords, small hoses, and pipes, and other hardware and electrical equipment. Indoor and Outdoor Use: These grommets are weather-protected and UV-coated, providing a watertight seal. Made to Last: These pass-through wall plate style bushings are made from high-impact, UV-stabilized ABS plastic, allowing for clean installations of low-voltage cables, wires, and cords. Solid Construction: Pass-through hole covers are precision machined from corrosion-protected metals to provide secure and tight connections for clean cable management. Dimension: 2 x 2 x 2 inches.