Stainless steel tube-in-tube heat exchanger

What is for sale: Stainless steel tube-in-tube heat exchanger

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Stainless steel tube-in-tube heat exchanger, 2-1/2" outer (media) piping, 2" inner (product) piping, 4 tubes per set 20' long, 2 sets, Tri-clamp fittings, missing some loop fittings on one end (Stock #1651