This toilet tank repair kit includes replacement parts for the most common toilet parts that cause a leaky toilet and will restore your toilet to its original working condition. The toilet flapper is ideal to replace worn-out flappers and is designed to fit 2 in. toilet flush valves. Easy installation instructions with the need for common household tools such as screwdriver and adjustable wrench. The durable plastic and rubber constructions provides strength and durability which allows for optimal performance.