- Compatibility : Specifically designed for Breville machines, including models 870, 878, and 880. This wool sealing ring ensures a perfect fit, providing consistent and reliable performance. - Shock Absorption : Crafted from high-quality wool material, this sealing ring offers superior shock absorption. It effectively protects the internal components of your espresso machine from potential operational damage. - Effective Filtration : Keep your coffee pure and flavorful. The wool ring prevents coffee grounds from contaminating your brew, ensuring that each cup remains delicious and consistently satisfying. - Easy Installation : Each package includes an installation key, allowing you to effortlessly replace the sealing ring without the need for professional assistance. Enjoy a hassle-free setup process. - Practical Applications : Ideal for daily coffee enthusiasts seeking to enhance their brewing experience. Perfect for use in home kitchens or small cafes, where consistent coffee quality is essential. This sealing ring also offers peace of mind during busy coffee service, ensuring that your machine runs smoothly. - Durable Material : The wool construction is not only effective in filtration and protection but also built to last, ensuring long-term use and reliability. Enhance your Breville machine’s performance with this essential wool sealing ring, designed to deliver optimal results and protection for your coffee brewing experience.