STI-6518 Bopper Stopper with Spring Loaded Hinge - Clear Protective Cover

STI Model #STI-6518, Bopper Stopper Cover with Mounting Plate, Clear.

STI-6518 Bopper Stopper with Spring Loaded Hinge - Clear Protective Cover

STI Stopper II Fire Alarm Cover STI-1100 Clear Protective Guard w/ Hardware

STI Bopper Stopper with adapter plate STI-6518

STI Model #STI-6518, Bopper Stopper Cover with Mounting Plate, Clear.

STI 3150 Weather Stopper No Horn Cover New!

STI Bopper Stopper Multi-Purpose Clear Cover STI-6518 Protective Shield