What are the main specifications of the wheel?

The wheel is 10 inches (262mm diameter) with a width of 83mm, hub length of 62mm, bore diameter of 20mm, and a load capacity of 150kg.

3.50-4 PU Flat Free Wheel for Hand Trolley PU Foam Wheels

Name: 3.50-4 PU Flat Free Wheel for Hand Trolley PU Foam Wheels
Brand: Qingdao Stone Rubber Products Co., Ltd.
SKU: 1934044022

Shandong, ChinaQingdao Stone Rubber Products Co., Ltd.

US$4.70

500-999 Pieces

US$3.50

1,000+ Pieces

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Customized

Color

Multi-colored

Model NO.

3.50-4

Type

Fix Wheel

Surface Treatment

Iron

Size

10 Inch

Material

Transport Package

Bag, Carton

Specification

10 inch

Trademark

stone

Origin

China

HS Code

87169000

Production Capacity

250000/Month

Key features

Customizable Colors: Available in red, blue, yellow, black, green, and other colors as per demand.

Durable PU Material: Solid polyurethane construction offering excellent resilience and durability.

Chemical Resistance: Resistant to water, oil, dirt, acid, and alkali for long-lasting performance.

Temperature Tolerance: Both heat and cold resistant with excellent elasticity in various climates.

Lightweight Design: Weighs only 2.1kg, making it easy to handle and transport.

Versatile Applications: Ideal for wheelbarrows, lawn carts, hand trolleys, and other equipment.

Eco-Friendly Option: More economical and environmentally friendly compared to traditional rubber wheels.

Custom Manufacturing: Custom sizes, patterns, bearings, and rims available based on client requirements.

Company profile

Years of Export ExperienceExperienced TeamExhibition ExperienceMulti-language Pioneer

Qingdao Stone Rubber Products Co., Ltd.

Shandong, 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: 20 years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤7.05h

AI-Powered supplier vetting

SummaryQingdao Stone Rubber Products Co., Ltd. is a China-based limited company established in 2004, with 35 employees and 13 production lines. It offers rubber and PU wheels, carts, wagons, wheelbarrows, dumpers, and wheel chocks. The supplier demonstrates broad customization and ODM capabilities, reports new products within the past year, and has provided OEM services to well-known brands. Written procedures and records support supplier-service assessment, corrective and preventive actions, and customer complaint handling. It holds an ISO9001:2015 certificate and conducted regular fire drills during the past year. However, it has no overseas warehouse, showroom, overseas agent or branch, and no available SDK. Production quantity reconciliation is not conducted continuously for every batch or bulk production. The provided information does not establish sufficient evidence of financial credibility or specific customer cases.

Supplier typeThe supplier is identified as Qingdao Stone Rubber Products Co., Ltd., a China-based limited company established in 2004. Its stated product scope covers PU and rubber wheels, carts, wagons, electric wheelbarrows, mini dumpers, and wheel chocks, indicating a combined manufacturing and export-oriented supplier profile.

CertificationsThe supplier reports holding an ISO9001:2015 certificate. This is explicit certification evidence, although no additional certification details are provided.

After-Sales capabilityThe supplier has written procedures and followed records for customer complaint handling, corrective and preventive actions, and service-capability assessment. However, it has no overseas warehouse, showroom, agent, or branch, while its stated peak- and off-season lead times are both one month.

R&D capabilityThe supplier reports new products within the past year and provides ODM services, demonstrating product-development activity. However, it reports no available SDK, so the evidence supports general R&D capability but not SDK-based innovation support.

Production capacityThe supplier reports 13 production lines and offers a defined range of wheel, cart, wagon, wheelbarrow, dumper, and wheel-chock products. A stated weakness is that the factory does not continuously reconcile quantities for every batch or bulk-production run.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. This provides direct evidence of broad customization capability.

Product Q&A

Q:Are you a factory or a trading company?

We are a manufacturer with over 12 years of experience in producing various kinds of PU foam wheels and rubber wheels.

Q:What are the payment terms, MOQ, and delivery time?

Payment terms are 30% T/T advance and 70% T/T before delivery, or 100% L/C at sight. The general MOQ is 500 pieces, but trial mixed orders are acceptable. Delivery time is generally within 25 days after receiving the 30% down payment.

Q:How does your factory handle quality control?

We have a professional manufacturing process with experienced workers. All our products hold CE certification.

Q:Can you provide free samples?

Yes, we can provide samples for free, but the customer is responsible for paying the freight cost.

Q:What customization options are available?

We offer full customization including sizes, patterns, colors, bearings, and rims based on your specific demands.