GAI-Tronics Industrial Phone Enclosure Weather resistant box constructed of durable glass-reinforced rayon, immune to weather and harsh substances. The lightweight phone box entrance provides a positive close off when the entrance is shut and safely locked. Available with an optionally available spring packed joint. Comes with a 630A mounting plate to provide a standard wall telephone. Gai-Tronics industrial phone enclosure increase the life of the product in-side the enclosure. Cellphone Box Features: Measurements (outside) - 10.9" (277mm) W x 14.6" (371mm) H x 10.5" (203mm) D Measurements (inside) - 7.75" (197mm) W x 11.5" (292mm) H x 8.0" (203mm) D Content - Glass-reinforced polyester Growing - four (4) 0.43" (11mm) size increasing holes