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GM Research Metallurgy Dept Connecting Rod Bottle Opener Automotive Promo

This is a GM Research Metallurgy Dept metal novelty bottle opener shaped like an engine connecting rod.

Minor surface rust and dark oxidation are visible across the metal, while the piece remains solid with no visible break.

Its industrial automotive form suits a GM memorabilia display, garage shelf, desk, or bar setup.

Details

  • Item: GM Research promotional bottle opener
  • Item Type: Novelty bottle opener shaped like an engine connecting rod
  • Era: Not confirmed from photos
  • Materials: Metal. Exact composition Not confirmed from photos
  • Color: Dark gray and brown with visible oxidation
  • Maker and Mark: GM RESEARCH on one side and METALLURGY DEPT on the reverse
  • Pattern or Model: Not confirmed from photos
  • Style: Industrial automotive promotional
  • Dimensions: Approximately 5.5 inches long, 1 inch at the widest point, and 0.25 inch thick
  • Special Features: Engine connecting rod form with bottle opening head and round hanging hole. Product weight 5 ounces

Condition Grade: Good

Positives

  • Graded Good: The piece is solid and intact with clear surface wear and oxidation.
  • Both GM RESEARCH and METALLURGY DEPT markings remain clearly readable.
  • The connecting rod form, bottle opening area, and round hole at the end remain intact.
  • The raised and recessed casting details remain easy to see despite the aged surface.

Issues / Wear

  • Minor rusting and dark oxidation are visible across both sides and along the edges.
  • Surface pitting, rubbing, and areas of finish loss are visible, especially around the larger opening and outer edges.
  • The metal shows uneven age coloration from gray to brown across the surface.

If you collect GM Research memorabilia, this connecting rod bottle opener brings readable department markings to a display. If it's the one you've been looking for, it's ready to come home.

  • Near Fine: Close to new. Any flaw is small and named above.
  • Very Good: Light use. Every flaw is named above, and none of them get in the way of reading or display.
  • Good: Complete and usable, with clear signs of use. Every flaw is named above.
  • Fair: Heavy wear or damage, named above. A reading or working copy, not a display piece.

Returns

You have 30 days from the delivery of the last item in your order to request a return. Items must come back in the condition they were sent, so please keep the original packaging and take photos before you open a package if it arrives damaged.

To start a return, email us at the address on your order confirmation. You are responsible for return shipping, and we recommend a tracked service, since we can only refund items that arrive back to us.

Refunds are issued to the original payment method within 5 business days of the item arriving back in the condition it was sent. Original shipping charges are not refunded.

Anything marked Final Sale cannot be returned.

Cancellations

You can cancel any order until it has been fulfilled. Once an order ships, please use the return process above.

Read the full Return and Refund 

  • Photo-verified condition, no surprises
  • Packed with care. Glass and fragile pieces get extra cushioning
  • Ships within 1 business day
  • Free Shipping on $35+ (U.S. only)

Questions buyers ask

Every listing spells it out and shows it in photos. Chips, hairlines, crazing, worn plating, old repairs. If I did not mention it, it is not there.

Yes. Every photo is the actual piece, taken by me. When it sells, it is gone.

I note maker, mark, era, and measurements when I can confirm them, and say so plainly when I cannot. Unmarked pieces get dated by what the piece itself shows.

I process your order within 1 business day, wrapped and boxed so it arrives the way it left here. Don't forget, free shipping on orders $35 and up.