This iron cup, sized 26x21mm with a 10.5mm center hole, is a precision-engineered connector designed for the assembly of high-quality copper lighting fixtures. It ensures a secure and stable foundation for various lamp components, contributing to both the structural integrity and aesthetic appeal of the final product. Its standardized dimensions allow for seamless integration into your manufacturing process.
Material: High-Strength Iron (plated for corrosion resistance)
Primary Use: Structural Connector for Copper Lamps
Industry: Decorative Lighting & Hardware
Key Feature: Precision center hole for secure component mounting
Finish: Base for subsequent plating (e.g., nickel, copper, antique)
Serves as a central joint or socket holder in pendant lights and ceiling lamps.
Used as a structural bridge between arms and the main body of chandeliers.
Ideal for connecting solid copper tubes or rods in architectural lighting fixtures.
| Specification | Value | Unit |
|---|---|---|
| Outer Diameter | 26 | mm |
| Height | 21 | mm |
| Center Hole Diameter | 10.5 | mm |
| Material | Iron | - |
| Typical Finish | Electroplated | - |
Customer Service
With over 20 years of dedication to the lighting and hardware industry, we provide a professional and reliable supply of lighting fixture parts.Our commitment to quality and excellence is validated by international certifications, ensuring that our products meet the highest global standards for performance and safety.




Q1. Can I have a sample order for the product?
A: Yes, we welcome sample order to test and check quality. Mixed samples are acceptable.
Q2. What about the lead time?
A: 3-5 days for Sample preparing ,8-10 working days for mass production.
Q3. How do you ship the goods and how long does it take to arrive?
A: Ship by DHL, UPS, FedEx or TNT. It takes 3-5 days to arrive. Airline and sea shipping also optional.