Spectrum Lifeguard Chair Replacement Fold-Down Seat inlet-pipe-size_8" The round lid snaps into

The round lid snaps into the square housing

The advanced Harmsco cartridge filter offers a spacious 155-square-foot filtration area

This impeller fits WhisperFlo pump models: WF-2

there is a "groove" that is offset from the center of the Slide Track

Spectrum Lifeguard Chair Replacement Fold-Down Seat inlet-pipe-size_8" The round lid snaps intoThis is a Spectrum Lifeguard Fold Down Seat replacement for all Spectrum Lifeguard Chairs with an existing fold down seat. The seat folds down and is non padded. If your current Spectrum seat is padded or folds down, you do not need the swivel adapter. If your seat is hard plastic (non folding), you will need to Quick Disconnect Swivel Adapter (item #20295 00) to convert your chair to this new style seat.