We utilize our experience and expertise on all our products to prvide the best in the industry All our products feature premium components and are backed by the best team in the industry All products are engineered, assembled and tested in the USA We are trusted by millions of people for specialized products to meet their needs where they live, work and play Specifications- Max PSI 3000- Gauge Diameter in 15- Connection Size in 18 Male NPT- Range PSI 0 3,000- Bourdon Tube Cshaped- Pointer Black enameled aluminum- Dial White aluminum- Movement Brass- Accuracy ASMEANSI B401 Grade A 212- Mount Type Back- Window Material Temperature compensating polycarbonate- Fill Material Glycerin- Reco mmended Use Air, gas, oil, water- Weight 1 lbs SKU: NRNTL13323