The Vintage Solid Brass Fire Hydrant Pressure Gauge Brass Marsh Gauge is a unique collectible item that pays homage to firefighting and rescue history. This pressure gauge, made of durable brass, is designed to measure the pressure of water coming from a fire hydrant, providing a valuable tool for firefighters and collectors alike. Its vintage design adds a touch of nostalgia to any firefighting or rescue themed collection, making it a sought-after piece for those with an interest in historical memorabilia.