Hayward AstroLite SP0580S Light Lock Screw w/Fastener (SPX0580Z3) dialvalves 2 inch by 4 inch

2 inch by 4 inch format with 230 volt operation

or stopped producing the pressure needed for consistent switch actuation

A major replacement like this is especially useful when the damage is too central for smaller service parts to fully address

it also benefits from a broad ecosystem of matching wet ends

Restores a cleaner and more readable control surface

Hayward AstroLite SP0580S Light Lock Screw w/Fastener (SPX0580Z3) dialvalves 2 inch by 4 inchThe Hayward light lock screw with fastener is designed for compatible AstroLite SP0580S lighting applications where the light retention hardware needs replacement. A part like this is useful because it helps keep the light assembly properly secured while supporting cleaner service results and more dependable fitment. This replacement is especially useful when the original screw or related fastener is corroded, stripped, bent, or missing. Replacing it