Watco Manufacturing C48400-CP Nufit Lift and Turn Trim Kit Carded, Chrome Plated Requires a minimum I.D. opening size of 1.39-Inch and at least 0.39-Inch of depth clearance Maximum O.D. coverage of flange is 2-7/8-Inch Lift and Turn kits do not require crossbars in previous strainer body Stopper screws into crossbars in the NuFIT strainer body Brass body fits into existing strainer body secured with provided silicone adhesive