“D” Sized 7x Standard 1″ Solvent Trap Cups Insert Kit and Spring


Introducing our innovative “D” Sized Standard Solvent Trap Cup Insert Kit, designed for versatility and secure storage. These new “D” sized solvent trap cup inserts are perfect for use with our D Sized Solvent Trap Kits or your Maglite flashlight. Each insert is crafted from high-quality aircraft-grade aluminum, ensuring durability and a perfect fit.


Product Options

Available Kits and Prices

  • “D” Sized Cups Kit (7 Cups 1 End Spring) — $89.99
  • “D” Sized Spring Only
  • Single “D” Sized Cup (one cup only) — $12.99

High-Quality Construction

Aircraft-Grade Aluminum

Our solvent trap cup inserts are made from premium aircraft-grade aluminum. This material is known for its exceptional strength, lightweight properties, and resistance to corrosion. These features make our inserts durable and reliable for various uses.

Precision Fit and Watertight Seal

Designed to fit perfectly into “D” sized tubes, these inserts thread together to create a watertight seal. This ensures that your valuables, whether they are jewelry, cash, coins, matches, food tablets, or other small items, remain secure and dry.

Versatile Usage

Multiple Applications

These cup inserts are incredibly versatile, allowing you to store a wide range of items securely. Whether you need to keep small valuables safe during travel or store emergency supplies, these inserts provide a practical solution.

Easy Installation and Removal

Our cup inserts are designed for user convenience, featuring a thread-together design that makes installation and removal quick and easy. This allows you to easily access and organize your items as needed.


  • Outside Diameter: Approximately 1.3 inches
  • Material: Aircraft-grade aluminum
  • Design: Thread-together for a watertight seal
  • Package Includes: 7 cups and 1 end spring (in the full kit)

Important Regulatory Information

Adherence to NFA Regulations

It is crucial to follow all National Firearms Act (NFA) regulations when using solvent trap parts. Unauthorized modifications without an approved tax stamp are illegal and could lead to severe legal consequences. We strongly discourage any modifications and recommend using our products responsibly and within the law.

Use Licensed Dealers for Suppressors

If you require a silencer, suppressor, or any similar device, please choose a licensed dealer such as SilencerCo. Attempting to modify solvent traps for these purposes is illegal and unsafe.

Why Choose Our Solvent Trap Cup Insert Kit?

Superior Craftsmanship

Our solvent trap cup inserts are manufactured with precision and high standards, ensuring each piece meets the highest quality. The use of aircraft-grade aluminum guarantees durability and long-lasting performance.

Secure Storage

The thread-together design provides a watertight seal, ensuring that your stored items remain secure and dry. This feature is particularly useful for storing valuables or emergency supplies that need protection from the elements.

Convenient and Versatile

These inserts offer easy installation and removal, making them a practical choice for a variety of uses. Whether you are organizing small items for travel or need a reliable storage solution for emergency supplies, our cup inserts are designed to meet your needs.

Commitment to Compliance

We are dedicated to providing products that comply with all relevant regulations. By choosing our solvent trap cup inserts, you are selecting a product that prioritizes safety, legality, and responsible use.

Enhance your storage capabilities with our “D” Sized Standard Solvent Trap Cup Insert Kit. Offering high-quality construction, secure and versatile storage, and compliance with NFA regulations, our cup inserts are the ideal solution for keeping your valuables safe. Invest in a product that combines superior craftsmanship with practical functionality. Keep your items secure and dry with our premium solvent trap cup inserts.

Additional information


*DC* 7x "D" Sized Aluminum Cups Kit and Spring, *DSP * "D" Sized Spring Only, *1-DC* Single "D" Sized Aluminum Cup (one cup only), *D-FIL7* D SIZED 7 STAINLESS STEEL AND 7 COLLECTION MATERIAL FILTER KIT, *D-FIL14* D SIZED 14 STAINLESS STEEL AND 14 COLLECTION MATERIAL FILTER KIT


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