BAI 1256-16" Handmade Stainless Steel Kitchen Bar Sink Single Bowl Under Mount 16 Gauge Crafted from 16 gauge scratch-resistant commercial grade 304 stainless steel, premium satin finish Padded undercoated insulation over a rubber pad reduces noise while sink is in use 3.5-inch drain opening is compatible with most garbage disposals available in the market Fits 18" cabinet (or wider) - Undermount Installation Dimensions - 16" x 18" x 9", Cutout size - 14" x 16", Net weight - 16.4 lbs