PENTAIR DRAIN PLUG O-RING #35505-1424

Pentair 35505-1424 Adapter O-Ring For Sta-Rite® System:3® Modular SMD Series D.E. Filter, Sta-Rite® System:3® SD Series D.E. Filter, SS-Series Sand Filter

2.25" x .25" System:3® Drain Plug O-Ring