Photo of STA Solvent Trap Product Image with 1/2x28 threading, used for AR15 / 22LR, fits common standards and beyond

D-Size Solvent Trap Tube with Flat Adapter – Diamond Knurl Aluminum | STA

D-Size Solvent Trap Tube with Flat Adapter in diamond knurl aluminum by STA. Precision machining, durable finish, and fast USA shipping for reliable cleaning.

D-Size Solvent Trap Tube with Flat Adapter – Diamond Knurl Aluminum | STA

D-Size Solvent Trap Tube with Flat Adapter by STA delivers a precision fit, diamond-knurl grip, and a clean, repeatable maintenance workflow for lawful solvent capture. Built to tight tolerances, it streamlines bench work without bulk.

Titanium D Size Thread Adapter 1/2x28 c cell solvent trap — solvent trap adapter for AR-15 / .223 / 5.56, also common on .22LR. Image for solvent trap builds.
D-Size tube with flat adapter in diamond-knurl aluminum.

Why It Pops

  • Precision fit: Correct D-size threading and consistent tolerances.
  • Diamond-knurl control: Confident handling with gloved or oily hands.
  • Cleaner workflow: Capture solvent, protect finishes, reduce mess.
  • Built to last: Durable aluminum construction for repeated cycles.
  • USA support: Fast shipping and responsive help from STA.

What’s in the Options

  • 8.5" D-size diamond-knurl tube (tube-only)
  • Flat adapter: choose 1/2×28 or 5/8×24
  • Compatible add-ons: D-size filters/cups kits and finish upgrades

How to Use

  1. Confirm D-size compatibility and select the correct adapter thread (1/2×28 or 5/8×24).
  2. Start threads by hand and snug gently—do not overtighten.
  3. Perform standard cleaning; capture solvent responsibly.
  4. Drain, wipe dry, and store clean after use.

FAQs

Is this legal? STA sells products for solvent capture and cleaning. Any modification may be regulated (e.g., NFA). Review current rules before making changes.

Will it fit? If your setup is D-size, yes—just choose the correct flat adapter thread. Contact STA if you’re unsure.

Helpful Links

Compliance: Cleaning use only; this is not a sound-mitigating device. Follow all applicable laws.

🚚 Delivery & Shipping

  • Fast dispatch: Ships from the USA in 1–2 business days.
  • Tracked orders: Tracking number emailed when your order leaves our warehouse.
  • Packed tight: Kits are securely packed to prevent movement and damage in transit.
  • Delivery window: Standard 3–7 business days (expedited options available at checkout).
  • International: Email us for rates and delivery estimates.

Note: Transit times may vary due to carrier delays, weather, or holidays.

Questions? Call (480) 687-0878 or info@SolventTrapsAmerica.com.

🔁 Exchanges

We handle exchanges on a case-by-case basis to make sure you get the right kit and parts for your needs. Please review the guidelines below and contact us to start an exchange.

How to Request an Exchange

  1. Email info@SolventTrapsAmerica.com with your
    order number, reason for exchange, and (if applicable) photos of the item received.
  2. Wait for an RMA (Return Merchandise Authorization) and instructions before sending anything back.
  3. Ship the item in secure packaging with all original components and paperwork.

Eligibility

  • Item must be unused, unmodified, and in original condition with all parts (tube, adapters, end cap, protectors, etc.).
  • Custom or special-finish items (e.g., certain hydro-dipped or Cerakote runs) may be non-exchangeable unless defective on arrival.
  • Requests should be made promptly upon delivery. Items showing signs of use, installation, or alteration are not eligible.

Defects, Wrong Item, or Transit Damage

  • Wrong item received: Contact us immediately with photos—we’ll make it right.
  • Transit damage: Keep all packaging and provide photos of the box and item so we can file a carrier claim and arrange a replacement.
  • Manufacturing defect (DOA): Report promptly with photos/video; we’ll review and advise next steps.

Costs & Restocking

  • Customer is responsible for return shipping unless we shipped the wrong item or a verified DOA/defect.
  • Exchanges may be subject to a restocking fee per our policy. Authorized returns (if approved instead of exchange) may incur a 30% restocking fee.

Important Notes

  • No modifications or alterations are permitted. Modified items are not eligible for exchange.
  • Exchanges are not guaranteed; approvals are based on item condition, availability, and policy compliance.
  • All products are sold as solvent trap cleaning components only. Any suppressor-related modification requires an approved ATF Form 1.

Contact

Questions or to start an exchange:

Email: info@SolventTrapsAmerica.com

Phone Order Hotline: (480) 687-0878 (M-W-F, 8am–Noon)

Solvent Traps America • Chandler, AZ 85225

Policy summary: Exchanges considered case-by-case. Authorized returns may incur a 30% restocking fee. Orders can be canceled only prior to payment processing. Terms subject to change.