eMagTech 2 Pack Pool Filter O Ring 265x7 mm Compatible with Hayward Star Clear Plus CX900F Replace OEM 0240 31-358 31358 320110 354021234

["- Compatibility: Compatible with Hayward Star Clear Plus CX900F cartridge systems to seal the filter lid and help reduce leaks during normal pressurized operation.","- Size And Fit: 265 mm inner diameter and 7 mm round cross section designed for even compression and consistent sealing in the lid groove.","- Material And Performance: NBR nitrile rubber resists common pool chemicals for durable, reliable sealing.","- Service Tip: For routine maintenance, lightly lubricate and seat the ring evenly in the lid channel to restore pressure and stop drips.","- Replace OEM References: replace OEM 0240 31-358 31358 320110 354021234; verify size and groove fitment before purchase."]