The Ambassador Marine 1-1/2" Flip Drain is a convenient way to stopper your sink. Just flip to open and flip to close. The Flip Drain connects to nearly any drain/waste line with 1-1/4" threads using the included adapter. For use with vessel sinks without overflow/spill-way.• Chrome• Fits standard 1-1/2" sink drain size*• Fits 1-5/8" to 1-3/4" holes• 2-1/4" dia. flange• No overflow intake• Low profile• All brass• Connection: 1-1/4"-M thread (with included adapter)* Note: "Drain size" is a standardized term used to refer to the category of drain body sizes. The actual hole in the sink is typically 1/16" to 1/2" larger diameter than the "drain size." For use with vessel sinks without overflow/spill-way 1-1/4"-M thread connection | Marine 1-1/2" Flip Drain, Chrome