Features: This premium cast iron check valves set ensures superior corrosions and wear resistance, features precisions engineered components to prevent backflow and maintain optimal water pressure for reliability pumps performances, making it an essential water pitcher pumps repair set for long lasting use. Designed specifically for Simmon 1160/PM500 and pitcher pumps, the complete well set includes a lower valves strap, strap cup, cast iron check valves, and necessary mounting hardware for quick installation, streamlining maintenance and upgrades. Ideal for homeowners, farmers, and outdoor enthusiasts who own older Simmon 1160/PM500 or pitcher pumps and seek durability, compatible replacement parts to extend their hand pumps's service life with minimal downtime. Perfect for daily water supply maintenance in rural farmsteads, cabins, and remote locations where reliability pitcher pumps operations is important, especially during emergencies repairs or seasonal upkeeps to ensuring consistent water flows. Engineered for seamless integration with existing water systems, this leather repair set delivers a precise fit and dependable performances, offering a cost effective solution to revitalize aging pitcher pumps while preserving their functionality for year to come. Specifications: Dimension:8.96cm/3.53in Component:Leather+metal Package Includes: Pitcher pumps Repair Set note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.