This is the Stock Replacement Carb for the OS FS120III ONLY, it will not work / with other 120 models. It has a regulator built into the carb body to control / fuel flow from the pump. / / INCLUDES: One complete carb with intake pipe O-ring installed / Two mounting screws 3x20mm machine thread (OSMG3852) / One piece of fuel tubing to connect carb to pump / / 10-17-97 JBR / ir/le