Zodiac R0445301 0.50/3/4-HP Impeller and Diffuser with Screw and O-Ring Replacement Kit for Select Zodiac Jandy Pool and Spa Pump Impeller and diffuser with screw and O-ring replacement Fits Zodiac Jandy Stealth pool and spa pump models SHPF, SHPM Also fits Zodiac Jandy PlusHP pool and spa pump models PHPF, PHPM Available in 0.50 and 0.75-Horsepower