Silicon joint for tank mechanism F20

'Dost'' joint is a mechanical seal which fills the space between two or more mating surfaces, generally to prevent leakage from or into the joined objects while under compression.Silicone joint offer exceptional high and low temperature capability while maintaining excellent flexibility.The inside diameter is 2.2 cm and the external one is 7cm.'''Dost'' joint makes tank mechanism F80 very easy to install.