They is perfect for your fully automatic coffee machine to leaks and ensures the of your machine in the long time Sturdy and resistant: the sturdy brewing group sealing rings is resistant and withstands high temperatures Even after long use, they will not interrupts due to leakage or wear This sealing rings set contains 24pieces O-rings in different size, they is suitable for different parts of the coffee machine and provide sturdy sealing rings in different size So you have matching O-rings at hand to keep your machine in the best condition Excellent sealing: our sealing rings is crafted from rubber and provide excellent elasticity, temperatures resistance and air tightness Easy installation: our O-rings set have been precisely matching to the size of the fully automatic coffee machine seal, brewing pistons, and other component The replacement is very easy and saves time in the maintenance of your fully automatic coffee machine accessories, Manufacturer: KACCDE