3/4" NPT HEAVY DUTY Compressed Air In Line Filter Regulator Combo Piggyback, Metal Bowl, 5 Micron Element, Adjustable From 7 to 175 PSI (AUTO DRAIN) - Amazon.com
3/4" NPT HEAVY DUTY Industrial Grade Filter Regulator Coalescing Desiccant Dryer System For Compressed Air Lines, Metal Bowls, Great For Paint Spray And Plasma Cutter (AUTO DRAIN) - Amazon.com
3/4 Inch SMC Type Air Filter Regulator AW4000-06 With Cover Air Treatment Union, 3/4" Air Compressor Filter Regulato - AliExpress
Air Filter Regulator SAU420-N06, 3/4" NPT, PneumaticPlus SAU Series
BENTISM Air Compressor Filter Regulator, 3/8" NPT 5μm Air Compressor Water Separator, Semi-Auto Drain Air Drying System with Brass Filter Element, Double Stage, 7.5-125PSI Pressure Regulator - Walmart.com
3/4" Air Compressor Regulator & Filter Combo w/ Gauge Auto Drain FR726 – compressor-source