Comparison : Item # MG-C9, 4000 psi Maximum Working Pressure and 1/4 Inch (in) National Pipe Thread (NPT) Bottom Port Gauge
Item # MG-C11, 100 psi Maximum Working Pressure and 1/4 Inch (in) National Pipe Thread (NPT) Bottom Port Gauge
Item # MG-C13, 4000 psi Maximum Working Pressure and 1/8 Inch (in) National Pipe Thread (NPT) Bottom Port Gauge
Item # MG-C14, 30 psi Maximum Working Pressure and 1/4 Inch (in) National Pipe Thread (NPT) Bottom Port Gauge
Item # MG-C15, 60 psi Maximum Working Pressure and 1/4 Inch (in) National Pipe Thread (NPT) Bottom Port Gauge