Gauge features a black face with white lettering for easy readability Includes a polished stainless steel bezels and back lighting for night time visibility It has a common 2-1/16" diameter and the body depth measures 2.26" It able to read between 0 and 100 PSI. Mounting bolt center to center distance is 1.58" and it has a stud length measuring .82" Stewart Warner Deluxe Series gauges feature black faces with white lettering, polished stainless steel bezels and back lighting for night time visibility. Individual Deluxe Series gauges do not come with sending units.