What is the quality inspection process?

All finished products undergo 100% inspection including visual and functional checks.

What are the available shipping terms?

We support FOB, CIF, CFR, and EXW international commercial terms.

Where is your factory located?

Our factory is located in Xiagou Industrial Park, Jiaonan, Qingdao, Shandong, China.

Heavy Duty Trolley Pneumatic Air Caster Solid Rubber Flat Free Wheel 10"*3.50-4

Name: Heavy Duty Trolley Pneumatic Air Caster Solid Rubber Flat Free Wheel 10"*3.50-4
Brand: QINGDAO GOLDEN SOURCE INDUSTRY CO., LTD.
SKU: 780527032

Shandong, ChinaQINGDAO GOLDEN SOURCE INDUSTRY CO., LTD.

US$1.85-3.50

1,000 Pieces

Sample price:US$3.00/piece.Request sample

Product profile

Customized

Color

Black

Type

Pneumatic Rubber Wheel

Model NO.

10"*3.50-4

Surface Treatment

Rubber

Size

Customized

Material

Rubber

Transport Package

Bag/Carton/Pallent

Specification

customized

Trademark

Origin

Qingdao, Shandong, China

HS Code

87169000

Production Capacity

500000PCS/Month

Key features

Full Customization: Offers complete customization for size, model, and design to meet specific requirements.

OEM Manufacturing: Capable of producing goods according to customer designs in large quantities.

High Quality Assurance: Features 100% visual and functional inspection for all finished products.

Anti-wear Resistant: Designed with durable rubber material for long-lasting performance.

Direct Manufacturer: Directly manufactured by a factory with 4 production lines and 9 years of export experience.

Global Export Capability: Regularly exports to South America, Europe, Southeast Asia, and the Middle East.

Multiple Payment Options: Accepts LC, T/T, D/P, PayPal, Western Union, and small-amount payments.

Reasonable Pricing: Provides high-quality pneumatic wheels at competitive market prices.

Company profile

High Repeat Buyers ChoicePatents AwardedR&D CapabilitiesProduction Process Visualization

QINGDAO GOLDEN SOURCE INDUSTRY CO., LTD.

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedCustomization Options: Full Customization CertifiedExport Year: 9 Years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤1.99h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryThe supplier is identified as a combined company with manufacturing and export activities spanning tires, automotive parts, rubber and plastic products, hardware, security equipment, sanitary ware, and related goods. It reports broad customization services, recent new-product activity, ODM capability, OEM service for known brands, an available SDK, and one national science and technology progress award. Manufacturing evidence includes three production lines and listed rubber-processing equipment, while quality inspection is supported by two inspectors and standardized finished-product inspection instructions. Export sales account for 90% of total sales, with three experienced export staff. However, service procedures, corrective actions, complaint handling, and supplier assessment procedures lack written records, and continuous quantity reconciliation is not performed. Financial information is present for several years, but the slices do not provide sufficient performance detail for a clear financial...

Supplier typeThe supplier is classified as a combined company and its registered business scope covers manufacturing and sales of tires, automotive parts, rubber and plastic products, hardware, security equipment, sanitary ware, and other goods, together with import and export activities. This indicates a diversified manufacturer-trader profile rather than a narrowly specialized supplier.

R&D capabilityThe supplier reports new products during the past year, provides ODM services, has an available SDK, and holds one national science and technology progress award. These points explicitly support active product development and technical capability.

Production capacityProduction capability is supported by three production lines, listed rubber-processing equipment including mixers, mills, extruders, forming and vulcanization machines, and manufacturing scopes covering tires, automotive parts, rubber, plastic, and hardware products. Quality control includes two inspectors and standardized finished-product inspection instructions, but the factory does not continuously reconcile quantities for each batch or production lot.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also reports ODM service and recent new-product activity, providing direct evidence of broad customization support.

Client casesThe supplier states that it provides OEM services for well-known brands, which is direct evidence of at least one category of customer engagement. No brand names, project details, product examples, or performance records are provided, limiting the depth of case verification.