FrankeUSA BMSK802 Single Bowl Stainless Steel 19 1/8x 17in. Topmount Sink Single bowl bar sink with 3.5 inch drain opening 20 gauge stainless Steel construction Mirror deck & silk bowl finish 2 holes for faucet and accessories, dual mount installation 21 inch minimum cabinet requirements Single bowl measures 12 inches x 17 inches x 8 inches Extra deep ledges help keep water in the sink and off the countertop 20 gauge stainless steel construction for top mount installation Safe and easy installation Template and hardware included Limited Lifetime Warranty