The Fluidmaster 400AKC Universal Complete Toilet Repair Kit includes the 400A Fill Valve, 507A Flush Valve, 502 Flapper, 681 Lever, gasket and hardware. Featuring the top solution to fix noisy toilets, the 400A toilet fill valve. A code approved anti-siphon design trusted by toilet manufacturers and professionals worldwide. The water-saving toilet flapper fits 2” flush valves and features an adjustable dial for a custom flush. Just turn the dial for more or less water, depending on your needs. Also including a clean chrome tank lever which bends and trims to fit more tanks. The bolts and gasket feature a universal gasket to fit most close coupled toilets and solid brass bolts for securing the tank to bowl. This universal design toilet tank repair kit offers quick and easy installation to quickly solve most common toilet problems and improve your overall toilet performance. Replaces most brands/models, including American Standard, Eljer, and Kohler. Best for 1.6, or 3.5 gallons per flush toilets with 2” flush valves.