Perfect Compatibility: These O-Rings are specifically designed to fit Espresso Machines models BES900, BES920, BES980, and BES990. Each pack contains 17 pieces, ensuring you have the exact replacements needed suitable for maintenance. Premium Material: Crafted from high-quality, food-grade silicone, these O-rings are , ensuring safety and durability. They are engineered to withstand continuous use in high-temperature environments typical of espresso machines. Comprehensive Set: This kit includes 5 large blue O-rings suitable for steam or water level probes and 12 small red O-rings suitable for soft connection tubes or probes, covering all the critical sealing needs of your espresso machine. Easy Installation: These O-rings are designed suitable for hassle-free installation, allowing you to quickly replace worn or damaged seals without the need suitable for professional help. Their flexibility and size accuracy a every time. Enhanced Persuitable formance: Regular replacement of O-rings can prevent leaks and maintain optimal pressure within your espresso machine. This not only extends the life of your appliance but also ensures consistent coffee quality and taste. Colour: As Shown Material:Silicone style: B Brewing + O-ring set Package Contents: 1 Set * Coffee O-Rings Seal 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.