All Seals - Replacement Lock Knob O-Ring for Hayward Star Clear

All Seals Replacement Lock Knob O-Ring for Hayward Star Clear C100/C250/C500/C750 and Star Clear II C800/C1100/C1500 Cartridge In Ground Pool Filters

• Part Type: O-Ring
• Cross Section: 3/32"
• Inside Diameter: 1-1/16"id