54mm Silicone Espresso Group Head Seal - 2-Pack Kit ✔️ 2-pack, food-grade silicone, heat resistant, easy fit This 54mm silicone steam ring acts as a precise gasket for the group head in common home espresso machines. It's a handy replacement part that helps preserve pressure and steam performance, keeping your daily espresso steps smooth. Compatible with Breville and Sage 54mm models such as 870/878/880 and 500/810/870/875/878/880, it’s a reliable spare for your home barista setup. ✅ Diameter: 54 mm (2.13 in) silicone steam ring ✅ Material: food-grade silicone, heat resistant up to 230°C (450°F) ✅ Temperature range: -65°F / 54°C to 450°F / 230°C ✅ Pack contents: 2 pieces in the set ✅ Compatibility: fits many 54mm group heads across popular home espresso machines 💡 What is a silicone espresso group head seal used for in 54mm machines? A handy part that keeps brew pressure tight and stops leaks for consistent shots. - Seals between group head and gasket to prevent steam leakage - Resists heat and chemicals during brewing - Easy swap for worn gaskets with basic tools - Works with most 54mm group head machines for home use