The Tuthill Fill-Rite KIT120RGG Rotor Group Kit is specifically designed for use with 1200G, 2400G, 4200G, 4400G, SD1200G, 600G, and SD600G models. This comprehensive kit includes all necessary components to ensure optimal performance and reliability of your pump system. Made from high-quality materials, the rotor group is engineered to withstand the rigors of fluid transfer applications. Easy to install, this kit helps maintain the efficiency and longevity of your Fill-Rite pumps, ensuring consistent operation and accurate fluid measurement.