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- Du-Bro 336 4-40 Threaded Coupler (2-Pack)
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Item #:
2406047
Du-Bro 336 4-40 Threaded Coupler (2-Pack)
85% of respondents would recommend this to a friend
Item #:
2406047
CRC 7582
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
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Imported from USA store
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Order now and get it around Friday, November 27
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What Stands Out
Durable Material
Constructed from high-quality materials, ensuring long-lasting performance and resistance to wear, making it ideal for various applications.
Versatile Compatibility
Compatible with a variety of models, allowing for easy integration into existing setups, enhancing user convenience and flexibility.
Cost-Effective Package
Offering two couplers in one pack, providing great value for money while minimizing the need for frequent replacements or additional purchases.
Product Details
| Product Dimensions (L x W x H) | 2.3 x 2.1 x 0.18 inches (5.8 x 5.3 x 0.5 cm) |
| Item Weight | 0.16 ounces (4.54 grams) |
| Item model number | 336 |
| Manufacturer recommended age | 14 years and up |
| Department | All Ages |
| Manufacturer | Du-Bro |
| Date First Available | February 24, 2007 |
Who Should Buy?
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Model Aircraft Builders
Ideal for those constructing or repairing model aircraft, ensuring secure connections for control surfaces and components.
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Hobbyist R/C Enthusiasts
Perfect for remote control hobbyists needing reliable and sturdy coupling for improved performance in their vehicles.
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DIY Project Lovers
Great for DIYers requiring threaded connections in various projects, providing versatility and reliability in custom builds.
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Heavy-Duty Applications
Unsuitable for heavy machinery or high-stress environments where stronger couplers are essential for safety and reliability.
Product Description
Du-Bro 336 4-40 Threaded Coupler (2-Pack)
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Customer Questions & Answers
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Question:
How to Shop Du-Bro 336 4-40 Threaded Coupler (2-Pack) Online From Ubuy?
Answer: It’s easy to shop Du-Bro 336 4-40 Threaded Coupler (2-Pack) online from Ubuy. You just have to search for the product, choose your shipping method while checking out and get it delivered to your location. -
Question:
Is Du-Bro 336 4-40 Threaded Coupler (2-Pack) Available to Shop Online in Costa Rica?
Answer: Yes, at Ubuy Costa Rica this product is available for you to shop at a reasonable price. The Du-Bro 336 4-40 Threaded Coupler (2-Pack) is not available locally but you can trust us with our express shipping services. -
Question:
How Long Does It Take to Get Product After Placing the Order?
Answer: The delivery time of your ordered product varies as per what you've ordered and the shipping method that you've chosen. The estimated delivery time is mentioned during the checkout process, so be carefree while shopping.
DU-BRO Remote & App Controlled Vehicle Parts 336 Editorial Review
A customer marveled at the sturdy build, resistance to bending, and attractive finish of the Du-Bro 336 4-40 Threaded Coupler 2-Pack. However, they expressed disappointment that the female ends weren't threaded. It was noted that the couplers were longer than needed, prompting the customer to create more compact versions. The customer suggested utilizing standard 2-56 push rods and threading them at one end, then soldering the threaded couplers to the unthreaded end to provide threads on both ends. Another customer found the couplers useful for creating strong joints by inserting wire and soldering it in place for a geometric sculpture. However, they indicated that the female end is only drilled halfway through, which they found disappointing for the price. Additionally, they wished to purchase the product in bulk rather than individually packaged. Overall, the Du-Bro 336 4-40 Threaded Coupler 2-Pack received mixed reviews. Some customers appreciated its sturdy build and utility for creating strong joints in various applications. However, others expressed dissatisfaction with the product's length, unthreaded female ends, and incomplete drilling.
Customer Reviews & Ratings
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Pros
- Sturdy build
- Resistance to bending
- Attractive finish
- Useful for creating strong joints
Cons
- Unthreaded female ends
Platform Trust & Buyer Confidence
MB
Mona
Verified buyer
“Everything was efficient and fast. ”
05 November 2026 · via Trustpilot
MT
Music
Verified buyer
“The prices—including shipping costs and customs duties—are clear from the very beginning, with no hidden fees. I highly recommend using their services. My experience with the "Ubuy" website was excellent. I purchased a PRS USA Swamp Ash Special guitar, and it arrived in just 11 days. The shipping service was fantastic, and the product arrived in perfect condition. What I particularly appreciated about the site is that the prices—including shipping costs and customs duties—are clear from the very beginning, with no hidden fees. I highly recommend using their services.”
05 November 2026 · via Trustpilot
WF
William
Verified buyer
“I can't fault this purchase. Had a scarce part i needed, cheaper than i could source it in the UK, ordered and was followed up with great communication and speedy delivery of a very well packaged part.”
06 November 2026 · via Trustpilot
A
Andrew
Verified buyer
“Fast delivery, good and secure packaging, everything was fine and with no problems.”
06 November, 2026 · via Trustpilot
SM
Stephen
Verified buyer
“I am very happy with my insoles purchase, they make my work boots very comfortable and soft to walk on and even mitigate the vibration from driving the truck all day. I would highly recommend this company for online purchases, reliability of product delivery and value for money.”
07 November 2026 · via Trustpilot
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CRC 7582
Order now and get it around Friday, November 27
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