Sioux Chief Shower Pan Drain, 821 Series, Round Shape, 2 in Nominal, SCH 40 Hub Connection, ABS Drain, 4-1/2 in Grid, Nickel Bronze Grid, Black, Finish: Nickel Bronze, 3-15/16 to 5-15/16 in Overall Length, 5-7/8 in Overall Width, Domestic/Import: Import, Additional Information: 4.5 sq-in Strainer Free Area, 6 gpm Strainer Flow Rate, 2-1/2 in H Drain Body, 2 in MIP Head Adapter Thread, Gray ABS Head Adapter, Reinforced Polypropylene Clamping Collar, Zinc-Plated Hex Cap Screws Collar Bolts