Air Control, Stem Assy, HAI, Slimline, 1", White

This part is a Hydro Air 1" Top Draw Air Control Stem Assembly only.. It measures about 2 5/8" Across the top and the threaded hole this would screw in would be about 1 3/8" Wide.. the shaft from the bottom of the lid would be about 2 1/2".. See attached photos..