Premium Silicone O-Ring Kit for Espresso Machines, 8-Pack ✔️ 8 premium silicone o-rings in common sizes for leaks This 8-piece silicone o-ring maintenance kit is designed to replace worn gaskets on fully automatic espresso machines and other coffee makers, helping stop leaks and maintain pressure seal. ✅ 8 x silicone o-rings ✅ Sizes: 4 cm (40 mm) / 1.57 in, 1.2 cm (12 mm) / 0.47 in, 1 cm (10 mm) / 0.39 in, 0.66 cm (6.6 mm) / 0.26 in ✅ Premium silicone, high-temperature resistant ✅ Compatible with Saeco, Gaggia and many other coffee machines ✅ 8-pack maintenance kit for daily replacements 💡 What is an o-ring maintenance kit used for in coffee machines and why is it handy? This handy kit makes gasket replacement quick and simple, helping maintain seals and prevent leaks. - sealed silicone o-rings for espresso machines - gasket replacement parts that stop leaks and maintain pressure - compatible with Saeco, Gaggia and many other brands - easy to install and extend machine life