Dixon B72G-2MG-MB Norgren Series Manual Drain Filter/Regulator with Metal Bowl and Sight Glass, 1/4" Basic, 80 SCFM, 1/4" Port Size, 5-150 PSI: Compressed Air Combination Filters And Regulators: Amazon.com: Industrial & Scientific
Dixon B73G-4MG-MB Norgren Series Manual Drain Filter/Regulator with Metal Bowl and Sight Glass, 3/8" Basic, 123 SCFM, 1/2" Port Size, 5-150 PSI: Compressed Air Combination Filters And Regulators: Amazon.com: Industrial & Scientific
1/4" Norgren Series 1 Regulator with Gauge: Air Compressor Accessories: Amazon.com: Tools & Home Improvement
HEAVY DUTY IN-LINE COMPRESSED AIR PRESSURE REGULATOR FOR AIR COMPRESSOR, 7 TO 215 PSI ADJUSTABLE, HIGH FLOW RATE, WALL BRACKET AND GAUGE INCLUDED (1/2" NPT, 130 CFM) - - Amazon.com