PILOT RETROFIT KIT-NAT, 8 HEAD BASO. THIS KIT RETROFITS;EXISTING;FRYERS WITH ROBERTSHAW PILOTS TO BASO PILOT ASSEMBLIES. KIT;INCLUDES (2) PILOT ASSEMBLIES, ( 1 RIGHT, 1 LEFT ),;INSTRUCTIONS.;;FITS HENNY PENNY MODELS~;;OFG-390, OFG-391, PFG-690, PFG-691