Must order quantity of 4 for complete set. 

Old Part Numbers: GA0125200, PG0125200BKAir Compressor Pressure Gauge, 1/8" MPT, Back-Mount, 200 PSI, 1.5" Face. Replace if misreading or broken.Specifications PSI: 0-200 PSI MPT: 1/8" MPT Dial / Face: 1.5" Back-Mount

New style filter assembly with 3/8" threads. Includes new style air filter, head, and o-ring. Note: Do NOT order if your head has 2 holes on the SAME side of the head. This head has 3/8" FPT threaded ports on both sides. If your head has a 3/8" port...