This innovative toilet trip lever features a nested, two-tone design for dual-flush functionality. It offers the choice of 1.1 or 1.6 gallons per flush; the dual-flush lever is located on the side of the tank like a traditional toilet. The unique side-mount location of the trip lever allows for storage on top of the tank. This trip lever is designed for use with Wellworth(R), Highline(R), and Persuade(R) Curv dual-flush toilets. Premium metal construction for durability. KOHLER finishes resist corrosion and tarnish. Left-hand nested trip lever. For use with the K-3987 and K-3988 Wellworth, K-3989 Highline, and K-75790 Persuade Curv dual-flush toilets.