4″ dry/fillable 1/2″ LM all stainless steel pressure gauge with 316 SS welded connection.
4in SST GAUGE 0-1000 PSI 1/2 NPT LOWER Stainless Steel Gauge 4001-2LM
4″ dry/fillable 1/2″ LM all stainless steel pressure gauge with 316 SS welded connection.