What payment methods do you accept?

We accept LC, T/T, D/P, PayPal, Western Union, and small-amount payments.

Is there a warranty for the product?

Yes, we provide a 1-year warranty and online technical support.

How do you ensure product quality?

We follow ISO9001:2015 standards and perform 100% visual and functional inspection on finished products.

55mm 4 Hanging Pulley Door Rollers

Name: Sliding Roller Series Diameter 24/38/55mm 4 Hanging Pulley Door Rollers
Brand: Zhejiang Open Electromechanical Technology Co., Ltd.
SKU: 2165395895

Zhejiang, ChinaZhejiang Open Electromechanical Technology Co., Ltd.

US$3.49-3.69

100 pieces

Product profile

Customization

Available

After-sales Service

1 Years

Warranty

1 Year

Model NO.

H3-3 H2-2 H5

Certification

ISO

Splittable

Surface Treatment

Zinc Plated

Material

Steel

Usage

Slidng Door

Roller Material

Zinc Steel

Product Name

Sliding Door Roller

Color

Silver

Project Solution Capability

Graphic Design

Design Style

Modern

After-Sale Service

Online Technical Support

Surface Finishing

Zinc

Feature

Long Life

MOQ

100PCS

Type

Sliding Wheel

Application

Warehouse

Transport Package

PP Bag

Specification

30*20*14cm

Trademark

Open

Origin

Zhejiang, China

HS Code

8302410000

Production Capacity

10000 Piece/Pieces Per Month

Key features

Durable Zinc Plated Steel: Made of high-quality steel with zinc plating for long life and corrosion resistance.

Multiple Diameter Options: Available in 24mm, 38mm, and 55mm diameters to fit various sliding door series.

OEM and ODM Service: Supports customization from samples with professional graphic design and modern style options.

ISO Certified Quality: Manufactured under ISO9001:2015 management system with 100% finished product inspection.

Professional Manufacturer: Established in 2013 with 6 production lines and experienced R&D engineers.

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

Global Shipping Support: Ships via air or sea from Ningbo or Shanghai ports to worldwide markets.

1-Year Warranty: Provides 1-year warranty and online technical support for after-sales service.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceSelf-branded

Zhejiang Open Electromechanical Technology Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples CertifiedExport Year: 11 Years CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤4.47h

AI-Powered supplier vetting

SummaryThe supplier is identified as a trading company with a broad business scope covering hardware, metal products, doors and windows, security equipment, medical devices, toys, and related products. It reports valid manufacturing contracts with affiliated subcontractors, in-stock capability, raw-material traceability, 100% finished-product inspection, five quality inspectors, and multiple processing facilities. Customization from samples is available. The supplier holds CE, RoHS, REACH, ISO9001, ISO14001, ISO45001, and Russian GOST-R certifications, and reports 26 core patents, including two invention patents and one US patent. Service limitations include no overseas warehouse, overseas showroom, overseas agents or branches, or overseas service countries, and no offline trade-show participation. The provided information does not establish financial strength, after-sales service performance, or customer case history. SDK availability is explicitly absent.

CertificationsThe supplier reports CE, RoHS, REACH, ISO9001, ISO14001, ISO45001, and Russian GOST-R certification. These stated certifications provide explicit evidence of product-access and management-system credentials, although the provided slices do not include certificate numbers, validity dates, or issuing-body verification.

R&D capabilityThe supplier reports 26 core patents, including two invention patents and one US patent, and describes an innovation-oriented product system covering five major series and more than 500 specifications and models. However, SDK availability is explicitly marked as unavailable, which limits evidence of software or developer-facing innovation capability.

Production capacityThe supplier reports valid manufacturing contracts with each affiliated subcontractor, inventory capability, six named processing facilities, 100% finished-product inspection, five quality inspectors, raw-material traceability, and 50 qualified service-capability suppliers. Lead time is stated as one month in both peak and off-season, supporting evidence of organized production and quality control, although direct factory ownership is not established.

Customization capabilityCustomization from samples is explicitly available, and the supplier describes full-cycle technical solutions and a product portfolio covering pulleys, tracks, nylon wheels, and accessories in more than 500 specifications and models. This supports sample-based customization, but the slices do not specify engineering lead times, tooling capability, or customization limits.