Universal Stopper with Horn & Relay Enclosed Back Box Sealed Mounting Plate, No Label Included, White

Universal Stopper with Horn & Relay Enclosed Back Box Sealed Mounting Plate, No Label, Green

Universal Stopper without Horn Enclosed Back Box Open Mounting Plate, No Label, Blue

Universal Stopper with Horn Enclosed Back Box Open Mounting Plate, Fire, Red

Universal Stopper with Horn and Relay Enclosed Back Box Open Mounting Plate, No Label, Blue

Universal Stopper Low Profile without Horn Housing Flush Mount, Clear