Toilet Flush Actuator Plate; Item Flush Actuator Plate; Type Dual Flush; Size 8-7/8 Inch Length x 7/16 Inch Width x 6-5/16 Inch Height; Color/Finish Black; Used On Item 2 Inch x 4 Inch In-Wall Tank and Carrier System; Used On Item Part No K-18829-NA; Applicable Standard EPA; Flow Rate 0.8 or 1.6 GPF