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Heavy Trailer Support 7000 Lbs Square Tube Jack - Side Wind, Weld-on
US$23.00
100-499 Pieces
US$21.00
500+ Pieces
Sample price:US$18.00/piece.Request sample
Product profile
After-sales Service
2 YearWarranty
2 YearType
Trailer JackModel NO.
SG7000-31Structure
Trailer JackCapacity (Load)
1-10TPower Source
Hand ChainMax Height
>400mmCertification
ISO 9001:2015Surface Treatment
Galvanizing & SprayingTravel Distance
15 InchesHandle Style
SidewindJack Height
22 InchesTransport Package
Carton or Wooden CaseTrademark
chenweiOrigin
Hebei, ChinaHS Code
8425491000Production Capacity
20000pieces/YearKey features
High Load Capacity: Supports up to 8000 lbs with a 7000 lbs lift capacity for heavy trailers.
Durable Construction: Features black powder coat outer tube and durable zinc finish inner tube.
Foldable Handle Design: Topwind models include a comfortable claw knob handle that folds away for storage.
Easy Maintenance: All models come standard with a grease zerk for easy lubrication.
Versatile Application: Ideal for agricultural, industrial, commercial, and recreational trailers.
Customization Options: Supports customization for surface treatment, travel distance, and handle style.
Quality Certification: Manufactured under ISO 9001:2015 certification standards.
2-Year Warranty: Comprehensive 2-year warranty coverage for peace of mind.
Company profile

Renqiu Chenwei Machinery Manufacturing Co., Ltd.Hebei, China
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: 3 Years CertifiedNearest Port: Tianjin PortAverage Response Time: ≤9.09h
AI-Powered supplier vetting
SummaryThe supplier provides OEM products and extensive customization, including customization from samples, designs, and full customization. It offers gears, sprockets, chains, shafts, blades, transmissions, winches, motors, gearboxes, and related parts, with five production lines and in-stock capability. ISO9001:2015 and CE certification are reported. The supplier serves customers across the United States, Europe, Asia, and the Middle East, has export experience of three years, and participates in the CAME offline trade show. However, it has no available SDK, only one R&D engineer, and launched no new products last year. Service procedures for corrective actions and complaints exist but lack written records, while finished-product inspection instructions also lack written records. No valid manufacturing-capacity contract with related subcontractors, overseas warehouse, overseas showroom, overseas agents, or overseas branches is reported. Financial credibility cannot be determined because the provided entries...
Supplier typeThe supplier is an OEM and customized manufacturing supplier for mechanical transmission and cutting-related products, including gears, chains, shafts, blades, motors, gearboxes, and related parts. It reports five production lines, in-stock capability, and sales to most regions of the United States, Europe, Asia, and the Middle East.
CertificationsThe supplier reports ISO9001:2015 certification and CE capability, and states that quality assurance exists in its quality-control processes. These are explicit certification and quality-system positives, although the provided information does not identify the scope or validity period of the CE capability.
After-Sales capabilityThe supplier states that it provides technical support and sound after-sales service, and has procedures for corrective actions and customer complaints. However, those procedures have no written records, and the supplier has no overseas agents, branches, warehouse, showroom, or overseas-service country coverage; therefore, service capability is supported but operational documentation and overseas presence are limited.
R&D capabilityThe supplier reports no available SDK, only one R&D engineer, and no new products launched in the last year. Although it provides OEM services, the explicit evidence indicates limited demonstrated product-development and software-support capability.
Production capacityThe supplier reports five production lines, in-stock capability, and lead times within 15 working days in both peak and off-season. However, it does not continuously reconcile production quantities by batch, has no outsourcing SOP, and has no valid manufacturing-capacity contract with related subcontractors, creating documented production-control weaknesses.
Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization, and also provides OEM services for popular brands. This is direct evidence of broad customization capability.
Product Q&A
Q:What is the maximum load capacity?
A:
The jack supports a load capacity of up to 8000 lbs, with a lift capacity of 7000 lbs.
Q:What materials are used for the jack tubes?
A:
The outer tube has a durable black powder coat finish, and the inner tube has a durable zinc finish.
Q:Is the handle foldable?
A:
Yes, topwind models come with a comfortable claw knob handle that can be folded away when not in use.
Q:What customization options are available?
A:
We offer customization for surface treatment (galvanizing & spraying), travel distance (15 inches), and handle style (sidewind).
Q:What is the warranty period?
A:
We provide a 2-year warranty for this trailer jack.
Send Inquiry
*To:
Renqiu Chenwei Machinery Manufacturing Co., Ltd.
Renqiu Chenwei Machinery Manufacturing Co., Ltd.*Content:
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