Recessed Flapper Scupper Drains - WhiteThese innovative push-together scuppers easily snap together to adjust to varying hull thicknesses. The mating ribs lock the pieces together for a secure installation. The male portion can be cut off to accommodate thinner hulls. Available in two different female lengths to accommodate hulls from 1 1/2 to 3 5/8. Installs in a 1-7/8 hole. Flange O.D. is 2 15/16.Features: Low-profile design enhances aesthetic appeal while ensuring functionality Flexible thermo-plastic flappers resist curling, rotting, and loss of sealing table.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; } Truck Freight: No Oversized: No