1-Gang .406 Inch Hole Device Telephone/Cable Wallplate, Standard Size, Thermoplastic Nylon, Strap Mount. Ivory Familiar and functional, Leviton Traditional Wallplates are designed for use with Traditional Leviton devices. They represent styles and form factors that have stood the test of time. Their clean lines work in virtually any location, whether in new or retrofit construction, and they install quickly and easily. Leviton offers Traditional Wallplates in a vast array of colors and configurations.