Description Male -20AN Aluminum Weld Bung (1-5/8-12 SAE Thread 1-3/4 Flange OD) Material T6061 Billet Aluminum Warranty One Year Limited Warranty Notes Vibrant Weld Bungs are ideal for use with Aluminum Radiators, Oil Pans, custom tank fabrication or any other project that requires custom plumbing.All Bungs Sold Seperately