FLUIDMASTER K-507A-008-P10 KOHLER & GERBER 2 TOILET FLUSH VALVE REPAIR KIT. LISTING IS FOR A BOX OF 10 REPAIR KITS!! We aim to show you accurate product information. We have not verified it. If returning an item it must be the same exact item we sent and have our special ultraviolet marking on it. We will work closely with you and try our best to resolve any issues. We're here to help! We will get back to you promptly.