Danco 88347 Basin Mack Gasket, 1-1/4 in ID x 2-3/8 in OD Dia, 3/8 in Thick, Rubber, For: Lavatory Basin

The Danco basin Mack gasket fits between a sink basin and a drain plug. The gasket is constructed of rubber for durability and strength. It ensures a positive seal to eliminate leaking around sink drains.