Comparison : Item # MG-C18, 600 psi Maximum Working Pressure and 1/4 Inch (in) National Pipe Thread (NPT) Bottom Port Gauge
Item # MG-C19, 1000 psi Maximum Working Pressure and 1/4 Inch (in) National Pipe Thread (NPT) Bottom Port Gauge
Item # MG-C30, 100 psi Maximum Working Pressure and 1/4 Inch (in) National Pipe Thread (NPT) Nitrous Oxide Gas Gauge
Item # MG-C58, 1/8 Inch (in) National Pipe Thread (NPT) Vacuum Gauge