TC Bros Tophat Style Bung 3/8-16 Thread - Blind Threaded Weld-On Mount (4-Pack)

TC Bros Tophat Style Bung - 3/8-16 Blind Threaded Weld-On Mount

Create professional, leak-free mounts for gas tanks, oil tanks, and custom fabrication projects with these precision-engineered tophat bungs.

Key Features

• Blind threaded design - 3/8-16 internal thread prevents leaks, ideal for fluid-tight applications
• Premium 1018 cold rolled steel - American-made material welds easily and provides superior strength
• Tophat profile - 7/8" diameter flange creates a clean, professional finish
• Easy installation - Insert into 5/8" diameter hole and weld around the flange
• Versatile mounting solution - Perfect for tanks, risers, controls, and custom fabrication

Specifications

• Thread: 3/8-16 blind (internal)
• Installation hole diameter: 5/8"
• Flange diameter: 7/8"
• Material: 1018 cold rolled steel
• Quantity: Pack of 4
• Made in USA

Applications

These tophat bungs are essential hardware for custom motorcycle builders and fabricators. Use them for mounting gas tanks, oil tanks, battery boxes, fenders, or any component requiring a secure, leak-proof threaded connection.

Pro Tip: The blind thread design means the threaded hole doesn't go all the way through, making these bungs ideal for applications where you need a watertight or fuel-tight seal.