MODEL "POSR-2" SALES A KIT FOR PRODUCT CODE: WBG-AS27-11000000A; PILOT OPERATED PRESSURE REDUCING REGULATOR,TFE GASKETS 1-1/2" SIZE; MAIN VALVE - DUCTILE IRON BODY, SST CYLINDER, DUCTILE IRON BONNET, PILOT VALVE -DUCTILE IRON BODY & CAST IRON SPRING CHAMBER, MOUNTING POSITION "H"; S2 HARD TRIM: MAIN-416SST SEAT,17-4PH PLUG,PILOT-416SST,302SST DIAPHRAGM