Vibrant Polished Aluminum 180 Degree Mandrel Bend Vibrant U J Mandrel Bend, 304 Stainless Steel, 1.5 4.0 Inch O.D. Vibrant Performance Parts Summit Racing Vibrant U J Mandrel Bend, 304 Stainless Steel, 1.5 4.0 Inch O.D.. Description: U J Mandrel Bend, 2" O. D. Material: T304 Stainless Steel Warranty: One Year Limited Warranty Part Specifications: Tube Diameter 2" O. D. U Bend Centerline Radius 4" Leg Length A 6" Leg Length B 6. 5" Leg Length C 7" Tube Thickness 0. 065" (1. 65mm) Vibrant's unique U J Mandrel Bent Tubing combines a 180 degree bend and a 45 degree bend into one integral unit to give fabricators the ability to get up to 3 seperate bends and a substantial straight length from each piece. Ideal for building custom exhaust systems, headers, downpipes, intercooler piping, etc. T304 Stainless Steel is a non magnetic alloy that possesses very high chromium and nickel content, making it much more capable of withstanding acidic, high heat and corrosive conditions than regular (mild) steel.