What is your sample policy?

We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.We welcome sample order.

Do you test all your goods before delivery?

Yes, we have 100% test before delivery

How do you make our business long-term and good relationship?

1. We keep good quality and competitive price to ensure our customers benefit ;2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.

Motorcycle Chain and Sprocket 428h 428 520h 520ho 428ho

Name: Motorcycle Chain and Sprocket 428h 428 520h 520ho 428ho
Brand: Qingdao Wolff Chain Drive Co., Ltd.
SKU: 1989834832

Shandong, ChinaQingdao Wolff Chain Drive Co., Ltd.

US$1.00-5.00

500 Feet

Sample price:US$2.00/piece.Request sample

Product profile

Customization

Available

Type

Chain

Material

Alloy Steel

Model NO.

428H

Certification

ISO9001：2001

Surface Treatment

Zinc Plated, Chrom Plated, Sand Blasting, Dull Polish, Polishing, Gold Coated, Copper Coated, Oil Blooming

Carbon Steel

Steel

City

Qingdao

R&D

OEM

Business Type

Factory

Chain Structure

Roller Chain

Color

as Your Request

Standard

ANSI

Name

428

Else

428h

Standard or Nonstandard

Standard

Structure

Roller Chain

Transport Package

Carton

Trademark

DOVON/DECHO

Origin

China

HS Code

7315119000

Key features

Full Customization: Supports full customization including material, surface treatment, and design based on customer drawings.

Diverse Surface Treatments: Offers zinc plating, chrom plating, sand blasting, polishing, gold/copper coating, and oil blooming.

High-Quality Materials: Available in stainless steel (SS304, SS316) and alloy steel (45Mn, 42CrMo) for durability.

ISO Certification: Manufactured under ISO9001:2001 standards ensuring consistent quality and reliability.

Fast Sample Delivery: Sample orders are delivered within 20 days for quick prototyping and testing.

100% Pre-Delivery Testing: All goods undergo 100% testing before delivery to ensure zero defects.

OEM Production Capability: Can produce according to samples or technical drawings, including building molds and fixtures.

Competitive Pricing: Offers first-quality products with competitive prices and best service for global clients.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceFast DeliveryQuality Assurance

Qingdao Wolff Chain Drive Co., Ltd.

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedCustomization Options: Full Customization CertifiedExport Year: 16 Years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤2.91h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryThe supplier is identified as a Qingdao-based trading company associated with four production lines and assembly and pressing equipment. It has 16 years of export experience, self-operated import/export rights, and export sales accounting for 51%–70% of total sales, but its stated primary export market is domestic. Production-related evidence includes six to ten quality-control staff, in-stock capability, and lead times within 15 working days in both peak and off-season periods. However, no valid manufacturing-capacity contract exists with related subcontractors, and no supplier management-system certification is reported. Quality assurance is stated, but corrective-action and complaint-handling procedures lack written procedures or records. The supplier offers full customization, while R&D evidence is weak: no new products in the past year, no ODM, OEM for popular brands, or SDK capability. No Fortune 500 partnerships, overseas agents, branches, showrooms, warehouses, or offline trade-show participation...

CertificationsThe supplier management-system certification field is reported as NIL. Although quality assurance is stated elsewhere, no formal management-system certification is evidenced.

After-Sales capabilityThe supplier has in-stock service capability and accepts multiple payment and quotation terms, but it has no overseas warehouse, showroom, agents, or branches. Complaint handling and corrective/preventive action lack written procedures or records, and service-capability assessment also lacks documented procedures.

R&D capabilityThe supplier reports no new products during the past year, no ODM service, no OEM capability for popular brands, and no available SDK. Total R&D engineer experience is listed as 1, which does not establish strong innovation capacity.

Production capacityThe supplier operates or is associated with four production lines, has assembling and pressing machines, six to ten quality-control staff, in-stock capability, and stated lead times within 15 working days in both seasons. However, it lacks a valid manufacturing-capacity contract with related subcontractors, so production control and capacity assurance are not fully established.

Customization capabilityFull customization is explicitly offered through the design-services capability. The absence of ODM service and recent new-product development limits broader R&D support, but it does not negate the stated customization service.

Client casesNo partnerships with Fortune 500 companies are reported. The slices also provide no named customer cases or other verified customer references, so the supplier’s customer-case strength cannot be established.

Product Q&A

Q:What are your terms of packing?

Generally, we pack our goods in single color box. If you have special request about packing, pls negotiate with us in advance, we can pack the goods as your request.

Q:What are your terms of payment?

T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages before you pay the balance. Other payments terms, pls negotiate with us in advance, we can discuss.

Q:What are your terms of delivery?

EXW, FOB, CFR, CIF.

Q:How about your delivery time?

Generally, it will take 25 to 30 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.

Q:Can you produce according to the samples?

Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.