Product Details:
1.5" POP-UP Drain for Copper Bath Sinks
Shown in Antique Copper Patina
1.5" POP-UP Style Drain. Will not allow sink to hold water.
Drain Opening: 1.5" Opening
Mount Type: Mount with Neutral Cure Silicone, Plumbers putty too light.

Related Links:
Bath Sink Drainers
Kitchen & Bar Sink Strainers
Antique Faucets