One Compressed Air Gauge with 1/4″ Male NPT Threads coming out the back of the gauge.  This gauge will show up to 200 PSI and there is a mark every 5 PSI.  The Actual Gauge is 2 inches in Diameter, and 1″ Deep with the threads sticking out the back about 5/8″ of an inch. 

Specifications:

• 2″ Face Diameter
• 1/4″ Male NPT Threads for connection
• Up to 200 PSI
• Mark Every 5 PSI