[Fit Perfectly] This locking ring replacement for pool pumps is designed to replace damaged, deformed, or unsealed pool cover pumps. It helps lock and hold the lid and O-ring assemblies in place on the pool pumps, allowing your pool pump to function properly again. [Compatibility] Pool Spa Pump Parts 357199 are compatible only with Whisper, Intelliflo, and Intelliflo VSF models. It is not compatible with VS pumps. [High-Quality] This product has been thoroughly tested by the manufacturer and has undergone extensive tension testing to ensure durability and quality. [Easy to Install] Begin by turning off the system and releasing any air. Rotate the locking ring counterclockwise. You may need to apply some force to remove it. Remove the lid from the locking ring. Place the old lid into your new locking ring and securely tighten it back onto the system. Color: Photo Color Material: Plastic Package Contents: 1x Pool Pump Parts Locking Ring Only the above package content is included; other products are not. Note: Light reflection and different displays may cause slight color differences between the item in the picture and the actual product. A measurement error of +/- 1-3cm is acceptable.