The Mansfield 31 chrome right handed lever is an all plastic lever deisgned for the Mansfield tank models 172, 173, 174, 3120, 3173, 3174, and 3165. Right handed levers will be installed on the right side of the tank when facing the toilet. Right hand levers are far less common than left hand. This lever comes complete with the reverse thread lock nut. Reverse thread means you will turn it to the right to loosen it, and left to tighten it.
