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Premium Quality Pro-werks Easy Turn Filler Cap With Steel Weld Bung Trial Pack [c6Eb1Nls]

$18.99 $60.99 -69%

Pro-Werks Easy Turn Filler Cap with Steel Weld Bung Discover the ultimate solution for custom tank fabrication with the Pro-Werks Easy Turn Filler Cap with Steel Weld Bung. Designed for precision and durability, these filler caps are the perfect addi

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Premium Quality Pro-werks Easy Turn Filler Cap With Steel Weld Bung Trial Pack [c6Eb1Nls]

Pro-Werks Easy Turn Filler Cap with Steel Weld Bung

Discover the ultimate solution for custom tank fabrication with the Pro-Werks Easy Turn Filler Cap with Steel Weld Bung. Designed for precision and durability, these filler caps are the perfect addition to any project. Crafted from lightweight, high-quality 6061-T6 billet aluminum, each cap is precision CNC machined to ensure a perfect fit and finish. With multiple sizes and finishes available, you can find the perfect cap to match your project's needs.

Key Features and Specifications

The Pro-Werks Easy Turn Filler Cap with Steel Weld Bung boasts several key features and specifications that set it apart from other filler caps on the market. Each cap comes with a Buna O-ring for positive sealing, ensuring a secure fit every time. The caps are available in various sizes, including 1-5/8 inch, 2 inch, 2-3/4 inch, and 4-1/4 inch, with thread sizes ranging from 1-1/4-12 to 3-3/4-8. Additionally, the caps are available in Black, Red, Blue, or Micro-Polished aluminum finishes, allowing you to customize your project to your liking.

Practical Uses and Benefits

The Pro-Werks Easy Turn Filler Cap with Steel Weld Bung is perfect for a wide range of applications, from custom tank fabrication to vehicle modifications. The stepped shoulder at the base of the bung serves as a positioning locator, making it easy to hold the bung in place while welding. This feature is particularly useful when constructing filler neck extensions or welding in a hole of a flat surface. With a variety of mounting options available, you can easily find the perfect fit for your project. Plus, the caps are proudly made in the USA, ensuring the highest quality and craftsmanship.

What Our Customers Say

January 26, 2026

Absolutely no complaints!

So good, so simple, so effective.

- Colette G..

January 26, 2026

Absolutely no complaints!

This is a really great product.

- Carmen M..

January 26, 2026

Absolutely no complaints!

Very well designed and functional.

- Arturo N..

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