Description American Standard 2-inch Red & Black Narrow Flapper for 2-Piece Toilets – Adjustable Buoy for Longer Flush  American Standard Evolutions 2 Models 2426, 2427, 2428, 2752, 2753, 2754, 2759 Tank #4061 Compatible Models: American Standard Evolutions 2 – #2426, 2427, 2428, 2752, 2753, 2754, and 2759 Tank Number: 4061 Fit Type: Designed for American Standard 2 in. two-piece toilets Adjustable Buoy: Easily adjust the float – remove the clips, slide to desired position, and reattach for custom flush duration Enhanced Flush Performance: The closer the buoy is to the flapper, the longer it stays open for a stronger, more complete flush Durable Construction: Made from premium red and black ABS materials for long-lasting performance Adjustable Stainless Steel Chain: 11-inch chain ensures a secure, customizable fit Leak-Resistant Seal: Engineered for a tight fir to help prevent leaks and improve toilet efficiency