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Versatile Rotatable Trailer Coupling for 50mm Draw Bar Eye
US$435.00
50-199 Pieces
US$430.00
200+ Pieces
Sample price:US$435.00/piece.Request sample
Product profile
Customization
AvailableLoading Weight
40tonMaterial
42CrMoModel NO.
WEQ50FType
Standard CouplerWeight
58kgMounting Hole Spacing
160*100/140*80Draw Bar Eye
50mmD-Value (kN)
280 kNDC Value
140 kNV-Value
75 kNColor
BlackCertificate
ECETransport Package
Wooden BoxSpecification
63*38*46Trademark
WEQOrigin
ChinaHS Code
87169000Key features
Heavy-Duty Material: Constructed from 42CrMo alloy structural steel for superior strength.
High Load Capacity: Supports up to 40 tons loading weight with 280 kN D-Value.
Advanced Heat Treatment: Quenching, tempering, and surface hardening for durability.
Global Certifications: Compliant with ECE R55 and DOT (FMVSS) standards.
Flexible Customization: Offers full, minor, and sample-based customization options.
Low MOQ: Minimum Order Quantity is just 1 PCS for easy procurement.
100% Quality Inspection: Every unit undergoes visual and functional inspection.
Fast Off-Season Delivery: Lead time within 15 workdays during off-peak seasons.
Company profile
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 10 years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤3.16h
AI-Powered supplier vetting
SummaryWelch is a professional towing-device and trailer-accessory supplier with casting, machining, manufacturing, sales, and export capabilities. It offers a broad product range, including traction devices, pintle hooks, turntables, king pins, fifth wheels, landing gear, trailer couplings, and drawbar eyes. The supplier reports ISO9001:2015 certification, documented warehouse and finished-product inspection procedures, three quality-control staff, two test-equipment units, and two R&D engineers. It provides 3D software design and multiple forms of customization, supported by CNC, drilling, boring, induction-heating, milling, painting, and shot-blasting facilities. R&D engineers provide technical support during production and after-sales service. The supplier reports domestic mainstream OEM and upfitter supply and exports to several regions, but no Fortune 500 cooperation. Financial information is present only as year labels, so financial credibility cannot be assessed.
Supplier typeThe supplier identifies itself as a professional technical supplier and conducts casting, manufacturing, sales, and export of towing devices and trailer accessories. Its listed product portfolio covers major towing-system components, indicating a specialized manufacturer rather than a general trading supplier.
CertificationsThe supplier reports an ISO9001:2015 management-system certificate. However, product compliance certification is recorded only as “Others,” without naming a specific product standard or certificate.
After-Sales capabilityThe two technology engineers are responsible for technical support during production and after-sales service, and the supplier provides technical support tied to customer requirements. This explicitly supports after-sales technical assistance, although the breadth and response performance of the service are not stated.
R&D capabilityWelch reports multiple utility model patents, national automotive standard-drafting membership, two R&D engineers, and new-product-development responsibilities. It also provides 3D software design services, but reports no available SDK; the evidence still supports product-development and technical innovation capability.
Production capacityThe supplier operates or reports access to casting and a range of production facilities, including CNC lathes, machining centers, vertical lathes, drilling, boring, induction heating, gantry milling, painting, and shot blasting. Written warehouse and finished-product inspection procedures are reportedly followed, with three quality-control staff and two test-equipment units.
Customization capabilityWelch explicitly supports OEM/ODM customization and machining according to drawings. It offers customization from samples, designs, full customization, minor customization, and flexible customization, together with 3D software design services.
Client casesThe supplier states that its products supply mainstream domestic OEMs and upfitters and are exported to Africa, Southeast Asia, South America, the Middle East, and other global markets. It reports no cooperation with Fortune 500 companies, so the customer evidence demonstrates market reach but not top-tier multinational customer reference strength.
Product Q&A
Q:What is the maximum loading weight?
A:
The trailer coupling supports a loading weight of up to 40 tons.
Q:What material is used for the coupling?
A:
It is made from 42CrMo alloy structural steel, treated with quenching and tempering for high strength and fatigue resistance.
Q:Is customization available?
A:
Yes, we offer full customization, minor customization, customization from samples, and customization from designs.
Q:What certifications does the product have?
A:
The product holds ECE R55 and DOT (FMVSS) certifications.
Q:What is the minimum order quantity?
A:
The minimum order quantity is 1 PCS.
Send Inquiry
*To:
Shandong Weierqi Vehicle Parts Co.,Ltd
Shandong Weierqi Vehicle Parts Co.,Ltd*Content:
Supplier replies will be sent to your registered email
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