Overview Reviews Similar Products Product Description Filter O-Ring for Sta-Rite U9-228A / Hayward CX900F / Pentair 390060 Product Videos Custom Field Product Reviews Find Similar Products by Category Recommended Quick view Sta-Rite U9-161 O-Ring - SPG-601-1120 $5.95 Quick view Sta-rite O-ring, Diffuser $6.95 Add to Cart Quick view Sta-rite O-ring, Seal Plate $12.95 Add to Cart