Perlick TSD543CA TSD Series Extra Capacity Underbar Sink Unit, three compartment, 54"W x 24"D, 6"H backsplash, 16" wide x 16-1/4" front-to-back x 15" deep compartments, (2) sets of 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 (3) 1-1/2" drains & (3) 12" removable overflow standpipes, stainless steel construction, stainless steel legs with adjustable thermoplastic feet, NSF