What certifications do your products have?

Our products are certified with CE and ISO9001.

What is the warranty period?

We provide after-sales service for all our products.

What are the available cover options?

Cover options include Single Cover or Double Cover, made from Plastic or Steel.

Premium Durable Chain Wheel and Crank for Bicycles

Name: Premium Durable Chain Wheel and Crank for Bicycles
Brand: Xingtai Tianjiu Bicycle Parts Co., Ltd
SKU: 1939420885

Hebei, ChinaXingtai Tianjiu Bicycle Parts Co., Ltd

US$1.25

500-999 Pieces

US$1.00

1,000+ Pieces

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Yes

Condition

New

Model NO.

TJ-CRANK-001

Certification

CE, ISO9001

Customized

Application

Kids Bike, Road Bike, Ordinary Bicycle

Chainwheel Teeth

28-52 T

Material

Steel

Cover

Single Cover /Double Cover

Cover Materal

Plastic/Steel

Length

89/102/114/127/140/152/165/170/175mm

Length Cover

by Customized

Finish

ED/Cp/UCP

Transport Package

Carton

Specification

single speed

Trademark

OEM

Origin

China

HS Code

87149620

Production Capacity

300000sets/Month

Key features

Customizable Length: Available in 9 specific lengths ranging from 89mm to 175mm.

Customizable Cover: Cover length can be customized according to customer requirements.

Customizable Color: Color options are available based on cost and customization needs.

OEM and ODM Services: Full customization, design-based, and sample-based customization available.

Multiple Material Options: Chain wheel made of Steel or Alloy; Cover available in Plastic or Steel.

Wide Application Scope: Suitable for Road, Kids, Ordinary, and Lady bicycles.

CE Certification: Product meets CE safety and quality standards.

Professional Manufacturer: Established in 2010 with 20 production lines and 10 years of export experience.

Company profile

High Repeat Buyers ChoiceExhibition ExperienceFast DeliveryQuality Assurance

Xingtai Tianjiu Bicycle Parts 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: 10 years CertifiedNearest Port: Tianjin PortAverage Response Time: ≤3.87h

AI-Powered supplier vetting

SummaryThe supplier is a combined company located in Hebei, China, with manufacturing, export, service, quality-control, and R&D-related capabilities listed. It offers broad customization and reports ODM and OEM experience, but is explicitly not a professional technical supplier and does not provide 3D software design or SDKs. Export activity is substantial, with 90% of total sales from exports and 10 years of export experience; stated markets include Africa, Europe, and domestic trade. Production resources include more than 10 production lines, inventory capability, and 6–10 quality-control staff, although no valid manufacturing-capacity contract with related subcontractors is reported. The supplier has quality assurance and uniformly followed finished-product inspection instructions, but lacks management-system certification, an approved-supplier list, and written corrective-action or complaint-handling procedures. Financial data for the stated periods shows zero reported operating revenue, operating cost,...

CertificationsThe supplier reports quality assurance in its quality-control processes, but its management-system certification status is NIL. Therefore, quality assurance is claimed without evidence of formal management-system certification.

After-Sales capabilityThe company describes comprehensive after-sales service and has inventory capability, but it has no overseas warehouse, overseas showroom, overseas agents or branches, and no written complaint-handling procedures or records. The positive service statement is therefore not supported by documented after-sales processes.

Financial creditThe provided financial records report zero operating revenue, operating cost, gross profit, and operating profit for 2024, with zero operating revenue also reported for 2023. These figures create a significant concern regarding demonstrated operating activity and financial credibility, although no further financial context is provided.

R&D capabilityThe supplier offers ODM services and OEM services for well-known brands, but reports no new products in the past year, no SDK availability, no 3D software design service, and only one year of total R&D engineer experience. The evidence indicates limited documented innovation capability despite design-related service offerings.

Production capacityThe supplier reports more than 10 production lines, inventory capability, standardized instructions for finished-product inspection, and one-month order fulfillment in both peak and off-peak seasons. However, it reports no valid manufacturing-capacity contract with related subcontractors, creating a documented capacity-management weakness.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization, and also provides ODM services. These statements directly support broad customization capability.