3.5 Inch Extended Flange Disposal Kitchen Drain in Brass
Nantucket Sinks' 3.5EDF-PB extended flange is perfect for use with fireclay sinks with garbage disposals.  For ISE type units with 3-3/8” I.D.  Spring loaded center post for smooth strainer operation. 
Brass finish coordinates with your the trend and re-emergence of warm/golden fixtures!
(Installation required.)