PLEASE QUOTE FIN TUBES Material: ASTM A179 Type: Straight (Fin) Fin Specification: Type: Extruded OD: 2-1 4" (57mm) Pitch: 3.175mm No of Fins Per inch: 8nos Thickness At Crest: 0.2-0.3mm Material: ASTM B221-6063-0 (Aluminum) Plain Ends: 50mm (Both Sides) OD 1"(25.4mm) X 14BWG (2.11mmWT) X 9144mm each QTY: 400