Alveus Praktik 120 Topmount Reversible Large Single Bowl Kitchen Sink with Short Drainer, in a Satin Finish. Mounting Type Topmount & Reversible Cabinet Size 600mm Radius Various Cut-out Size 770 x 482mm Material Stainless Steel Finish Polished Steel External Dimensions 790 x 500 x 210mm Internal Dimensions 480 x 400 x 210mm Stainless Steel Grade SS 304