Protect your drain from becoming clogged with the Danco Lift and Turn Tub Drain Stopper. It prevents unwanted debris and foreign objects from slipping down the drain. This drain stopper features a lift-and-turn style allowing for easy use, simply lift the stopper and give it a 1/4 in. turn to lock it in the open position and reverse to close the stopper to fill the tub with water. The bathtub stopper has two thread sizes: 5/16 in. on the bottom end and 3/8 in. underneath the stopper. The thread sizes can be reversed to accommodate the tub drain threaded size. This bathtub stopper can replaces rapid fit bathtub drains 1200 series, Sterling, Carper's and Duracraft.