The Hayward Threaded Lateral 10 Pack SX200QPAK10 fits select Pro Series, SandMaster and SwimPro sand filters models made before 2004.
Compatible with the following sand filters:
- Hayward Pro Series models: S180T
- Hayward SandMaster models: SM1906TW
- Hayward SwimPro models: SW196T, SW236T