What materials are used for the rollers?

Materials include steel, zinc, aluminum, or plastic brackets combined with ball bearings or needle bearing wheels.

What certifications do your products have?

Our products are certified with ISO and RoHS standards.

Window Roller of Window Hardware Accessories for Sliding Window, Sliding Door Pulley

Name: Window Roller of Window Hardware Accessories for Sliding Window, Sliding Door Pulley
Brand: NINGBO GUOLI PULLEY MANUFACTURE CO., LTD.
SKU: 2067609695

Zhejiang, ChinaNINGBO GUOLI PULLEY MANUFACTURE CO., LTD.

US$0.50

10,000-49,999 Pieces

US$0.49

50,000+ Pieces

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Online Technical Support

Material

Metal,Plastic

Model NO.

ML-GS010

Type

Ball Bearing

Frame Material

Aluminum

Roller Material

Nylon

Stretch Elongation

Whole

Splittable

Certification

ISO, RoHS

Warranty

2 Year

Usage

Window, Door, Drawer, Cabinet, Rollers, Pulleys

Size

66*25*21mm

High

21mm

Diameter

25mm

Length

66mm

Width

25mm

Transport Package

Yellow Carton

Specification

as per your demand

Trademark

Minli

Origin

Ningbo

HS Code

83024100

Production Capacity

120 Million

Key features

OEM/ODM Service: Supports custom designs with technical drawings, samples, or photos provided by clients.

Adjustable Height: Height of the roller is adjustable for some specific models to fit various requirements.

Multi-Color Options: Wheel colors available in red, green, white, orange, and other custom options.

2-Year Warranty: Comprehensive 2-year warranty coverage for product quality assurance.

ISO & RoHS Certified: Products meet ISO and RoHS certification standards for safety and quality.

Versatile Application: Suitable for sliding doors/windows, blinds, shutters, furniture, and conveyor belts.

Professional Experience: Nearly 20 years of experience in manufacturing non-standard bearings and pulleys.

Online Support: Provides online technical support to assist customers with any issues.

Company profile

NINGBO GUOLI PULLEY MANUFACTURE CO., LTD.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 1997-01-06 CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤3.04h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryNingbo Guoli Pulley Manufacture Co., Ltd. is a China-based supplier located in Ningbo, Zhejiang, with 150 employees and a 12,000 m² manufacturing plant. It manufactures pulleys, rollers, bearings, and related door, window, and furniture hardware. The supplier reports ISO 9001:2015 certification, five production lines, 10 R&D engineers, 6–10 quality-control staff, and annual capacity of 120 million sets or 120 million pieces for specified products. It exports 90% of total sales and reports markets across the Americas, Europe, Asia, the Middle East, and Australia, including more than 40 countries and areas. Evidence supports established manufacturing, export experience, quality-system certification, and non-standard product development. However, the provided information does not sufficiently verify after-sales service processes, financial credibility, or specific customer cases.

Supplier typeThe supplier is identified as Ningbo Guoli Pulley Manufacture Co., Ltd., a China-based limited company in Ningbo, Zhejiang. Its profile includes manufacturing operations, five production lines, a 12,000 m² plant, and products such as pulleys, rollers, bearings, and hardware, although one record also describes the company nature as a trading company.

CertificationsThe supplier explicitly reports an ISO 9001:2015 certificate and states that its production operations have been audited by SGS. This provides direct evidence of a documented quality-management certification, although the supplied information does not include certificate scope or validity dates.

R&D capabilityThe supplier reports 10 R&D engineers and states that it develops and designs non-standard pulley bearings. Its stated annual capacity for these products is 120 million sets, providing direct evidence of product-development resources and non-standard design activity.

Production capacityProduction capability is supported by 150 employees, a 12,000 m² plant, five production lines, 6–10 quality-control staff, and reported output of 120 million pieces or 120 million sets for specified product categories. The supplier also describes advanced processing equipment and a strict inspection system.

Customization capabilityThe supplier explicitly reports developing and designing different kinds of non-standard pulley bearings, and its product range includes non-standard bearings. This directly supports customization or non-standard product development, although detailed engineering, tooling, and minimum-order capabilities are not provided.

Product Q&A

Q:How to get a quotation and start business relationship with your company?

Please send us email and our sales representive will contact you as soon as we receive your email.

Q:How to receive a quotaion in the shortest time?

When you send us an enquiry, please try to provide more details, such as product size, photo or drawing, order quantity, etc.

Q:How to start an OEM project with your company?

Please send us your designed drawings or original samples so that we can offer a quotation first. If all details are confirmed, we will arrange sample production once received your deposit .

Q:What's your MOQ?

The MOQ depends on the design and production processes of the products. Nomally our company MOQ is 10000pc , but it can be much more or less depending on different product types. Therefore, we recommend you to tell us your required quantity first.

Q:How long can I receive an order?

That depends on the specific items and your order quantity. The lead time varies from 30 to 90 days.