Contains Six Gaskets: Each pack includes six drain plug sealing washer gaskets, providing enough supply for replacements or multiple outboard and stern drive maintenance jobs, ensuring convenient maintenance and consistent reliability. Quality Material: Made from a great blend of rubber and iron, gaskets resist degradation and deformation. Built to last, provide reliable service, protecting against leaks in harsh conditions. Wide Compatibility: Specifically designed to fit outboard and Mariner, as well as all stern drives equipped with a 3/8-16 gearbox drain/fill screw hole. Note: Product is an aftermarket product and is not endorsed by /. Outstanding Sealing Performance: Designed for optimal sealing, washers prevent lubricant intrusion and leakage, thus preserving the integrity of the gearbox. It is crucial to ensure gasket placement when reinstalling the drain plug to avoid costly damage. Preventative Maintenance Tool: By effectively resisting pressure and friction, gaskets keep