Adapter bar converts 2-hole overflow to accept 1-hole overflow plate. Designed with theft and vandal-resistant solid brass turn stop closure. Includes 1-3/8″-16 fine thread strainer body and a 1-1/2″-11-1/2 adapter bushing to fit virtually all bath wastes now in service. Chrome finish. Clamshell pack. No. 88966A: Type: Turn Stop, Size: 1-3/8″-16 or 1-1/2″-11-1/2, Finish: Chrome, Material: Brass, Pkg Qty: 1, Package Type: Clamshell