Radium - Replacement FPR Orifice

Stainless steel replacement orifice for many Radium Engineering products including MPR, DMR, FPR-D, FST-R, and a few fuel pump hangers. It has a smooth radius entry for a more laminar flow and is compatible with older regulators as well as RA-series regulators. This new single stainless steel orifice can replace ALL previous aluminum variations and is standard in all RA-Series regulators with the tool-free adjustment knob.