Skimmer Lid Old Style - 8-3/8 Inch - White filter-width_12 1/2 inches This is a 10 inch

This is a 10 inch Spring-Loaded Coin Release Weir

It is light enough to easily place on the bottom of the pool

This is a Generic Cartridge Filter Locking Knob O-Ring O-327 replacement with dimensions for Hayward StarClear Cartridge Filter C250

Measurements: Top Lip Diameter is 10-3/4 inches

And it can only be replaced by the complete cart wheel because they are installed with special machinery

Skimmer Lid Old Style - 8-3/8 Inch - White filter-width_12 1/2 inches This is a 10 inchThis is a Pentair White Skimmer Lid with cap designed for old style Pentair Skimmers. This round cover is 8 3 8 inches in diameter. It can be used with old style Pac Fab and Pentair skimmers. Pentair's skimmer covers are engineered and manufactured to the highest standards of precision and quality to minimize installation time and maximize satisfaction.