Product picture - Aiphone TW-LC Steel Top Plate with Light Cage & Blue Beacon for TW-20, TW-22, or TW-23 Modular Towers Aiphone, TW-LC, Steel, Top, Plate, with, Light, Cage, &, Blue, Beacon, TW-20, TW-22, or, TW-23, Modular, Towers Click the image to close this page