Perlick TSD181CA TSD Series Extra Capacity Underbar Sink Unit, one compartment, 18"W x 24"D, 6"H backsplash, 16" wide x 16-1/4" front-to-back x 15" deep compartment, 4" O.C. deck mount faucet holes (order 6" deck swing faucet separately), 5-1/2" rear deck, apron on front & sides, sound-deadened underside, includes (1) 1-1/2" drain & (1) 12" standpipe, stainless steel construction, stainless steel legs with adjustable thermoplastic feet, NSF