Red Sea Max Flow 1550 Pump Replacement Impeller for the Red Sea Max C-130 / 130 Upgrade Replacement Flow 1550 Pump . Sometimes we received the impeller with the white blades and sometimes receive the impeller with the red blades. They both work equally well. If you have a preference for one or the other, contact us before ordering and we can let you know which impellers are currently available. Red Sea Part # 50404.
