Klear-Vue® Circular Convex Mirrors are a good choice for general wide-angle viewing. They are excellent for warehouses, plant floors, near rack aisles, dock doors—anywhere you need accurate, wide-angle visibility. They are suitable for indoor or outdoor use, and have a 160º plus actual viewing area. Klear-Vue® comes equipped with adjustable swivel and mounting bracket for infinite adjustment. Recommended mounting height is 8 to 10 feet. Construction: Acrylic mirror with heavy-duty 20-gauge, baked enamel spun steel back, sealed with a rubber gasket.