Description 3.5″ Universal Toilet Flapper with Adjustable Buoy and 2.5″ Narrow Wings                 Flush More Water The FIRST Time With Our Adjustable Float – You’ll Never Need Another Product.  3.5″ universal toilet flapper with adjustable buoy designed to keep the flapper lifted longer for a stronger, more complete flush Float helps extend lift time so more water is released in a single flush Easily adjustable buoy – remove the clips, slide the buoy to the desired position, and reattach the clips The closer the buoy is positioned to the flapper, the longer the flapper stays up for improved flush performance Direct replacement for Kohler GP1039444 and 1067183 2.5-inch narrow wingspan Compatible with Kohler Cimarron (K-3489, K-3802, K-11889), Memoirs (K-3451, K-3453), Gabrielle (K-3513), Prairie Flowers (K-14345-WF), and Whistling Straits (K-14343-WS) Fits Gerber Allerton, Avalanche, Brianne, Logan Square, and Maxwell toilets Constructed with corrosion-resistant silicone for long-lasting durability Heavy-duty flapper engineered for both 2-piece and 1-piece toilets Designed for toilets using a narrow 2.5-inch wingspan— If your toilet requires the wider 3-3/4″ wingspan, please CLICK HERE