Home Brew Ball Lock Adjustable Pressure Relief Valve W/Guage<br /><br />Pressure: 0~15 PSI<br />Height: 60 mm<br />Dial diameter: 52 mm<br />Dial Height: 25 mm<br />Total Length: 115 mm<br />Color:As the picture shown<br /><br />Features:<br />1.Gauge rea