This replacement blade and rubber gasket base cap is the perfect fit for your Oster blender models 4961 and 4902. Made with durable stainless steel and high-quality rubber material, this replacement set is designed to ensure your blender runs smoothly and effectively. The package includes blades, base cap, and gasket, all of which are necessary for your blender to function properly. Whether you're looking to replace a worn-out old blade or simply need a spare, this replacement set is the perfect solution. With easy installation, you can have your blender up and running in no time. Don't let a faulty blade or gasket prevent you from making the smoothies and shakes you love. Upgrade your blender with this high-quality replacement set today!