Model "HP"SALES A KIT FOR PRODUCT CODE: 3B6-5S17-89000000A; Pressure Reducing Regulator,Graphite/Nbr Gaskets; 1" Size; Wcb Body & Spring Chamber; S1 Trim: 316SST Metal Seat,302SST Diaphragm; 400-750 PSIG Range Spring (Includes Opt-80: High Outlet Pressure;Construction)