Weld-In BungFemale 1/2 in. -14NPT Mild Steel Weld BungFemale 1/2 in. -14NPT Mild Steel Weld Bung; 1-1/4 in. O.D.;SPECIFICATIONS:Material: Mild SteelA/N Size: N/AThread Size: 1/2 in.-14 NPTFEATURES:Mild Steel90 Day Limited WarrantyVibrant Performance weld bungs are an excellent and convenient way to handle a variety of applications such as aluminum radiators, oil pans, custom tank fabrication or any other project that is specialized and requires customized plumbing.Vibrant Performance was established in 1997 to design and produce Exhaust and Induction components for the Sport Compact