Watco Manufacturing 915-LT-PVC-CP 1.5-Inch Schedule 40 PVC Piping Innovator Lift and Turn Bath Waste Half Kit with Hub Adaptor, Chrome Plated Strainer body thread size: 1-1/2-Inch - 11-1/2 NPSM (course thread), 1.865-Inch outside thread diameter, 11.5 threads per Inch Solvent-weld assembly Eliminates all screws Eliminates dual inventory of one- and two-hole over-flow plates For use with PVC piping