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Replacement Cap Assembly #385 for Fluidmaster 400A Fill Valves with a Plastic Adjustment Screw

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$5.87

Replacement Cap Assembly #385 is specifically designed for use with Fluidmaster 400A fill valves that feature a plastic adjustment screw.
Restores proper fill valve function by replacing worn or damaged cap components without needing to replace the entire valve.
Quick and easy to install—no need to remove the fill valve from the tank, making it a convenient repair option.
Constructed from durable materials for long-lasting use in high-moisture toilet tank environments.
Ideal for homeowners and professionals looking to extend the life of a Fluidmaster 400A valve with minimal effort.