Powered by Made-in-China.com
POM Wheel Rust Prevention Window Bearing Roller Screen Roller with Rosh (ML-FS029)
US$0.70
10,000-49,999 Pieces
US$0.69
50,000+ Pieces
Sample price:US$1.00/piece.Request sample
Product profile
Customization
AvailableAfter-sales Service
Online Technical SupportWarranty
2 YearModel NO.
ML-FS029Certification
ISO, RoHSSplittable
SplittableSurface Treatment
PolishedMaterial
ZincDiameter
20.2mmPackaging
Standard CartonApplication
Patio Door, Balcony Door, Glass Door, etc.Fob Port
NingboCompany Type
ManufactureTransport Package
Yellow CartonSpecification
as per your demandTrademark
minliOrigin
NingboProduction Capacity
120 MillionKey features
2-Year Warranty Coverage: Comprehensive 2-year warranty for all mechanical defects and performance issues.
ISO and RoHS Certified: Products meet international ISO 9001:2000 quality standards and RoHS environmental regulations.
Customizable Dimensions: Size 50*15.5*21.5mm available, with full customization based on customer technical drawings or samples.
Diverse Material Options: Available in POM, PA6, PA66, Nylon, PVC, ABS, Aluminum, Zinc, and Stainless Steel.
OEM and ODM Services: Full OEM/ODM support with technical drawings, samples, or photos required for production.
Adjustable Roller Height: Specific models feature adjustable height for versatile application in sliding doors and windows.
Polished Surface Finish: High-quality polished surface treatment ensures smooth operation and durability.
Global Export Experience: Exporting to over 70 countries with 25 years of manufacturing expertise and 120 million annual capacity.
Company profile

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: ≤3.38h 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?
A:
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?
A:
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?
A:
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?
A:
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?
A:
That depends on the specific items and your order quantity. The lead time varies from 30 to 90 days.
Send Inquiry
*To:
NINGBO GUOLI PULLEY MANUFACTURE CO., LTD.
NINGBO GUOLI PULLEY MANUFACTURE CO., LTD.*Content:
Supplier replies will be sent to your registered email
You may also like
Thick Wheel Window Roller for Heavy Weight with Strong Bearing
US$0.02-0.10
1,000 Pieces(MOQ)
Heavy Duty Sliding Door Roller Wheel Window Pulley with Bearing
US$0.45-0.80
5,000 Pieces(MOQ)
China Manufacturer of Bearing Roller Sliding Door Roller Window Roller Wheel Roller
US$0.30-0.50
100 Pieces(MOQ)
Window Wheel Loading 50-100kg Window Roller with Bearing
US$0.50
1,000 Pieces(MOQ)
Custom Made Wear Resistant POM Wheel Sliding Roller with Bolt
US$0.01
1,000 Pieces(MOQ)
Efficient Door and Window Roller Parts with Red Bearings
US$0.07-0.14
1,000 Pieces(MOQ)
Sliding Screen Door Rollers Sealed Roller Wheel with Bearing for Invisible Sliding Door
US$44.41-45.20
200 Sets(MOQ)
America Popular High Quality Door or Window Roller Double Wheels Sliding Roller with Steel Ball Color Zinc for House
US$1.12-1.42
1,000 pieces(MOQ)
Double Wheel Window Roller for Wide Windows with Strong Support
US$0.68-0.76
1,000 Pieces(MOQ)
Sliding Patio Door Tandem Roller Assembly with Zinc Iron Wheels for Housing and Window
US$1.00-1.50
1,000 pieces(MOQ)
Durable UPVC Window Roller with High-Quality Stainless Steel Bearings
US$0.08-0.12
1,000 Pieces(MOQ)
Stronger Capacity UPVC Sliding Window Roller with One Nylon Wheels
US$1.00-1.10
1,000 Pieces(MOQ)



















