Replacing a worn flapper helps save water. This Premium Toilet Tank Flapper from Danco features a design that fits Crane toilet models. This flapper includes a chain and made of durable natural rubber that will endure the rigors of everyday use. Durable rubber constructionUsed on Crane’s close-coupled closets with integral china seats and overflowCompatible with Crane toilet tanks for Neuday, Oxford, Drexel, CriterionSilicone treated and Chloramine resistant