Home / Sink Source Products / Granítis Collection / Madison Series, 60/40, Black Onyx Madison-N-175-blackonyx Madison Series, 60/40, Black Onyx Outside Dimension 33" x 20 1/2" x 9 1/2" Left Bowl 14 1/2" x 18" x 9 1/2" Right Bowl 14 1/2" x 16" x 9 1/2" Installation Undermount Drain Size 3 1/2" Finish Black Onyx Notes Kitchen Available Colors Product Documents DXFFile Related Products Quadro Series, Single Bar Sink, WhiteQuadro Series, Single Bar Sink, BlackQuadro Series, Single Bar Sink, ChromaMadison Series, Equal Double Bowl, Black