Head Temperature Gauge 2-1/2" 

Standard 2-1/2" Moon Head Temperature Gauge

This gauge features a double gasket convex glass cover and a polished stainless steel housing The gauge is liquid filled and has 3/8" male pipe thread. The probe is located on the back side. This gauge can be used to measure temperature in almost any application. Width: 2-1/8" Depth: 2-1/16"