The Flint & Walling Shaft Assembly Booster 21.41 303 is designed for use in booster pump applications, providing a reliable connection between the motor and pump. Constructed from high-quality stainless steel (303), this shaft offers excellent corrosion resistance and durability, ensuring long-lasting performance. With a length of 21.41 inches, it is engineered to fit specific models, facilitating easy installation. This shaft assembly is essential for maintaining the efficiency and reliability of your pumping system, making it a critical component for effective water management.