Aluminum Frame Door Sliding Roller Reliable Hardware for Smooth Door Operation
Stability starts with precise engineering — the roller stays firmly on track without shaking or derailing. The rear-mounted screw allows effortless height adjustment, making installation forgiving and alignment quick. With nylon roller, every slide is quiet, smooth and free from harsh friction — just the way a door should feel.
Specification:
| Item No :JL-4B500 | Product origin :China |
| Order(MOQ):Contact us | Shipping port :Guangzhou |
| Material :Steel+Nylon | Weight :30kg/66.14lbs |
| Lead time :30-45 days | Surface treatment :Zinc plated |
Product Introduction
Engineered for stability, this sliding door system features stable and smooth operation. The rear screw allows quick height adjustment to accommodate installation variations, ensuring smooth alignment. Nylon roller deliver quiet, low-friction sliding with reduced wear over time. A fully galvanized finish offers reliable rust protection — making it durable enough for humid environments.

Height Adjustable – The rear screw allows easy height adjustment to compensate for installation tolerances, ensuring a perfect fit every time
Silent & Wear-Resistant – Nylon roller deliver quiet sliding and long-lasting performance with minimal wear
Rustproof & Durable – Fully galvanized surface provides reliable rust protection
Other attributes
| Place Of Origin:Guangdong, China | Type:Sliding Door Roller |
| Brand Name:JUNAOBAO | Model Number:JL-4B500 |
| Surface Color:Zinc Plated | Wheel Color:White |
| Suitable For:Bedroom, Kitchen, Living Room,etc | Application: Cabinet, Small Storage unit, etc |
| Load Capacity:30kg/66.14lbs | Service:OEM ODM |
| Material:Steel+Nylon | Door thinckness:>15mm / 0.59inch |
| Packing:1 set/box, 50 boxes/carton | Life Test Times:SGS 50,000 cycles |
Sliding door application

This sliding door roller is specifically designed for aluminum-framed glass sliding doors and light-duty storage cabinets.
Featuring high-strength nylon roller, it delivers smooth, quiet operation even under frequent use. The compact profile is ideal for narrow cabinets, maximizing internal space without compromising performance.
The rust-resistant bracket ensures long-lasting durability, making it suitable for bookcases, display cabinets and storage units — providing effortless, noise-free door operation for all light-duty storage applications.
Installation Drawing

Aluminum Profile
Our aluminum alloy tracks are integrally extruded from high‑thickness virgin aluminum and finished with oxidation surface treatment. Robust and anti‑deformable, they deliver great corrosion resistance and extended service life. Their finely smoothed inner profile offers ideal compatibility with multiple sliding doors and barn‑style doors.
Sourcing both rollers and tracks from us guarantees precise dimensional matching. The door glides silently and fluidly with no jamming issues. Lower component abrasion over time brings you an enhanced long‑term user experience.
Upper Track
Bottom Track
FAQ
· Why should I choose your factory over others?
—Our factory has 35 years of production experience with a mature production and operation system.
—We are equipped with automated production equipment and have an outstanding team composed of experienced staffs.
—We provide one-stop purchasing service covering sliding door roller, suspending door roller, side-hanging door roller, barn door roller, folding door roller, aluminum track, weather strip, bottom stopper and more.
This can greatly cut your purchasing and communication costs, while we guarantee premium products and thoughtful services for you.
· What are the quality advantages of your products?
Our core strengths lie in quiet and smooth sliding performance. We adopt premium raw materials and lean production processes. The products feature great wear, corrosion resistance and pass salt spray tests for long service life. Consistent quality is maintained across all production batches.
· Can I get samples before placing an order?
We support sample requests for testing. Samples can be provided as required and you only need to cover the shipping cost.
· How do you ensure every roller meets the same standard?
We have established a complete and strict quality control system with multi-layer inspections throughout the whole process:
—Incoming raw material inspection
—In-production patrol inspection
—Full inspection of finished goods
All products are traceable to comply with unified factory standards.
· Do you have ISO, CE or SGS certifications?
We have obtained ISO9001 quality management system certification and all our products have passed SGS testing.
· Can you customize products or packaging?
We support both OEM and ODM services.
—Product customization: We accept customized products. You need to send us samples or drawings for our technical department to verify production feasibility.
—Packaging customization: We offer logo printing, gift box design and carton design services.
· What is your lead time?
Goods will be shipped within 45 days after receiving your payment. We arrange production strictly as scheduled with scientific inventory and production schedule management. We can also quickly coordinate production for urgent orders.
· What after-sale do you offer?
We have a comprehensive after-sales system. We will respond promptly and provide proper solutions once any issues arise. Meanwhile, we offer long-term professional technical consultation for all cooperative clients.
· Which countries do you export to?
We have years of practical export experience and serve buyers worldwide. Our products sell well in American countries including the US, Mexico and Brazil; European countries such as Spain, Italy, Germany and Portugal; Asian countries including Japan, Singapore, Malaysia and India.
· Is your factory suitable for long-term stable cooperation?
We operate with integrity and aim to build long-term win-win partnerships with clients. We strictly honor all commitments, maintain efficient daily communication, continuously upgrade product quality and supporting services to be your reliable long-term supplier.
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