Feature: 1. Compatibility: Strainer cover with lock ring and O ring is compatible for Hayward SPX5500D. It ensures an excellent fit and efficient functioning, promoting effortless pool maintenance and lasting performance. 2. ABS Material: Constructed from strong ABS material, this strainer cover is exceptionally sturdy and robust. It can effortlessly withstand regular use and harsh outdoor conditions, offering extended lifespan. 3. Efficient and Leakproof: Strainer cover replacement works great to prevent debris from entering the strainer from outside sources as well as preventing water from leaking out. 4. Long Life: This replacement cover is thicker and sturdier than the original. This ensures enhanced durability and efficiency, making it an excellent upgrade for Hayward SPX5500D filter system. 5. Easy to Install: Designed with simplicity and convenience in mind, this strainer cover is easy to replace and maintain. It allows for quick installation and the effective operation of your pool system, enhancing overall efficiency. Specification: Item Type: Strainer Cover O Ring Replacement Material: ABS Weight: Approx. 560.00g / 19.75oz Application: for Hayward SPX5500D Strainer Cover Size: 24.5cm / 9.6in. Package List: 1 x Strainer Cover 1 x O Ring Replacement