Protech by Hirsch presents the PH-4 PIRAMID Universal Pole Mount, designed for poles 1-1/2" up to 4-1/2" in diameter. Built for professional perimeter security, the Protech PH‑4 delivers a rugged, installation‑ready mounting solution that fits a wide range of pole diameters while ensuring precise sensor alignment and long‑term stability. Its dual‑bracket construction, complete hardware kit, and compatibility with virtually all PIRAMID models make it a versatile, dependable choice for installers seeking efficiency, durability, and consistent performance in any environment.