for Percolators: Specifically designed to for Yosemite stovetop percolators and for models 50124 and 47053. Suitable for both 8 cup and 12 cup percolators, ensuring a seamless compatibility with a 0.86inch (22mm) hole in the lid. Value Pack: This bundle offers excellent value, ensuring you have a spare set for needs, enhancing the and reliability of your coffee percolator. High-Quality Construction: Made from robust plastic, these transparent percolator tops are not only but also allow you to easily monitor your coffee brewing process without lifting the lid, combining convenience with resilience. Enhanced Sealing with Washer Rings: Each set includes washer rings that a secure fit, preventing any potential leaks. These rings enhance the efficiency of your coffee percolator's filtration system, ensuring a perfect brew every time. Color: Transparent Material: plastic Package Contents: 4 * Knob 4 * Washer ring Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.