The Tank Lever LH Metal Arm for Viper Tanks is designed for reliable operation in toilet systems through model year 2013. Manufactured by Gerber Plumbing Fixtures, this lever arm is made from high-quality metal, ensuring durability and long-lasting performance. Its left-hand configuration allows for easy installation and compatibility with various toilet models. The robust design withstands daily use, making it an ideal choice for both residential and commercial applications. Upgrade your toilet's functionality with this dependable tank lever arm.