Lavatory Drain Mounting Spacer Ring for Thin Sinks • Lavatory drain spacer ring kit for thin sink installations • Use with lift & turn, grid strainer, and pop-up lavatory drains whose threads don"t extend close enough to drain rim to mount on thin sinks • Place ring around lavatory drain body underneath the sink and use drain"s mounting nut to tighten to sink • Includes mack basin gasket • 1-1/4 in. height • Not to be used with push-down drains (D410A, D410E/Z, D410S series) • Finished brass construction