Graco Corrosion Resistant Fluid Back Pressure Regulator, low shear mechanical (20 gpm, 300 psi max fluid pressure, 2 in sanitary)

Graco Corrosion Resistant Fluid Back Pressure Regulator, 300 Max psi, SST, Acetal & PTFE Wetted Parts, 1-1/4 (f) x 1-1/4 (f), with Gauge