Features: *Versatile Size Selection: The 40 sealing O-ring maintenance kit includes a variety of sizes, you have the right fit for different components of your coffee or beer machine, enhancing your maintenance capabilities. *Exceptional Sealing Performance: Crafted from materials like silicone, these O-rings effectively prevent leaks, maintaining pressure stability and optimal taste and quality of your beverages. *User-Friendly Installation: Designed for ease of use, these O-rings come in standard sizes, allowing for straightforward removal and replacement without the need for tools or expertise. *Long-Lasting: The high-quality materials used in these seals provide exceptional durability, capable of withstanding high temperatures and pressures, reducing the frequency of replacements and associated maintenance costs. *Wide Compatibility: Designed to fit a range of fully automatic coffee machines, including for SAECO, for Spidem, and for GAGGIA models. This versatility guarantees that you can use these sealing rings with various devices, seamless operation across multiple brands. Specifications: Part Name:O-rings Material:rubber Size:As shown Color:balck+red Using temperature: -40~200℃ Application scope: Mechanical seal Package Content: 40*O-Ring Maintenance Kit Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data.