In original packaging item, may require some assembly. See link for more details:
lack
Size: AN8 Feed & AN6 0-160 PSI
Note: Doesn't come with rings in link picture
https://www.amazon.com/Dexepe-Pressure-Regulator-Return-0-160/dp/B0CC5359LF/ref=asc_df_B0CC5359LF