ITEM NAME:100 PSI 0.25in Air Pressure Gauge Meter Hydraulic Tester Dial Manometer #gib Store Home Promotion Hot Item Add to Fav.Easy to read dial face. Suitable for air, steam or water. Add to Fav. 0.25" Bottom Connection. Range = 0 to 100. 12 months Warranty. Pet Supplies. Brass socket connection.