KIT-71100A-W SKU KIT-71100A-W-2658 Backbox for Surface Mt, 1.58'' depth for Select-Alert Alarm Please log in to see price or purchase this item Request an account Line Comment Special Price Features:White 1.5 inch deep back box for use with STIs Stopper Stations (button/switch activation type 2, 5, 8 or 9), Universal Button and Select-Alert.Back box is for surface mount applications.