This Fluidmaster 3 in. Flush Valve Kit is a direct replacement valve for Glacier Bay 1-piece Toilets. The new flush valve and flapper with enhance your toilets flush, every time. This easy to install model fits Glacier Bay 1-piece Toilet skus 1004867061 and 1004867058. Repair and replace leaking flush valves or flappers in 1 complete repair kit. The 3 in. adjustable toilet flapper controls and optimizes water use with each flush. Built with quality and a long-life in mind, the flapper includes a chlorine resistant silicone seal and the kit is constructed from corrosion resistant materials. The Fluidmaster 3 in. Toilet Flush Valve Repair Kit is the complete way to repair tank to bowl leaks and save water. Material: Plastic.