The mansfield genuine 31 white trip lever is an all plastic lever designed for the Mansfield tank models 172, 173, 174, 3120, 3121, 3122, 3125, 3173, 3174, and 3165. This lever comes complete with the plastic reverse threaded nut to secure the lever to the tank. Reverse thread means you will turn it to the right to loosen, and left to tighten.
