[Premium Materials] Made of high quality rubber, the pool pump replacement seal has a long service life. It works with most types of swimming pools and spas. [Useful Replacement] Over time, these sets of seals and rings in the connector become flat and broken. This one needs to be replaced. The pool hose seals are perfect for maintaining your filters. [Unique Design] The rubber replacement seal is specially designed for swimming pool filters. It increases the contact surface of the pool hose or equipment with the piston valve. [Safe to Use] The strainer seal kit solves leaks at the piston valve hose and filter connections. This ensures a good seal. It is a practical accessory in daily life. [Wide Compatibility] Please check your model and size before ordering. The replacement rubber seal is suitable for S180T, S210T, S220T, S244T, SM1700T, SM1900T, SM2300T swimming pool parts. Note: The data are all measured manually, please allow 1-3cm error, due to differences in light and display,