Watco 58305-pb lift & turn tub closure, 1-7/8″ o.d. – male thread x 1.25″ body, polished brass features: metal strainer body, 1-1/4″ deep designed for heavy-duty use in hotels, motels,and rental property replaceable, drip-proof buna-n-seal approvals: iapmo, sbcci, csa operation: lift stopper with hand and turn to open. Turnand release to close. thread size: 1-7/8″ o.d. – male thread x 1-1/4″ body