Description: Stepped design for ease of fabrication. Minimal anodizing for greater welding qualities. manufactured from High Quality Lightweight 6061-T6 CNC Machined Billet Aluminum Material. Can be used for most automotive needs, such as: Fuel, Oil, Gas, Water, Coolant, Air, and more. Weld bungs are most commonly used when needing to attach AN lines to areas that don't currently have an AN flare. Specification: Material: Aluminium Alloy Size Chart: Oil Tube Inner Diameter: Approx. 14.3mm/0.56inch Package Includes: 1 Piece AN 10 Weld On Male Bung Note: Please allow 0.5-1 inch difference due to manual measurement.(1 inch=2.54cm) Please check the size measurement and the picture carefully before making payment. Please understand due to the difference between different monitors, the picture may not reflect the actual color of the item