Watco 501-tq–cp quick adjust trip lever, 17g tubular , chrome plated features: designed for heavy-duty use in hotels, motels, andrental property. metal strainer body for cast iron or plastic tubs. Approvals: manufactured in compliance with astm f 409-2002and nsf/ansi 14-2007. manufactured in compliance with csa standard b181.1and csa standard b181.2 operation: move trip lever, located on overflow plate, up to close drain and down to open drain