





This die cast threaded flange mount is a 4-hole fixed base with integrated threaded stud. Originally designed for 3-inch bi-xenon projector headlight retrofit, it also adapts to many other equipment installation needs. Rongzhou accepts custom die cast threaded mounting components for B-end OEM clients.
✓ Integrated die cast threaded stud & flange plate
✓ 4-hole layout for stable bolt fixing
✓ Black finished anti-corrosion surface
✓ Adjustable positioning for module installation
✓ Customizable for different assembly scenarios

Thread and flange formed in one casting piece.

Four fixing holes provide stable support.

Uniform thread for smooth installation and adjustment.

Black finish resists scratches and oxidation.

Not limited to automotive headlight projectors.

Modify hole spacing, thread size and outline.

1. One-stop die casting service: Rongzhou handles mold making, casting, thread forming and surface finishing internally.
2. Thread precision control: Mature process to ensure threaded stud meets assembly matching requirements.
3. Flexible mold adjustment: Quickly modify hole pitch, thread specification and flange shape for new projects.
4. Sample validation support: Provide pre-production samples to test fit and installation performance.
5. Stable mass production: Consistent appearance and structure for batch OEM orders.

1. Simplify assembly: All-in-one base saves separate threaded accessory installation.
2. Position adjustment friendly: Threaded design allows fine-tuning of module angle and position.
3. Wide compatibility: Works for automotive projector retrofit and other equipment fixing needs.
4. Uniform black appearance: Ready-to-use finish without extra painting work.
5. Full custom cooperation: Rongzhou supports drawing review, mold trial and bulk delivery.

Q: Can Rongzhou customize the thread size and hole layout of this threaded flange mount?
A: Yes, Rongzhou develops the die cast base strictly based on your drawings and installation requirements.
Q: Is this mounting base only used for car headlight projector modification?
A: No, it is a general threaded flange mount, suitable for many optical and mechanical module fixing applications.
Q: What material options are available for this die cast threaded mounting base?
A: We provide zinc alloy and aluminum alloy options, selected according to your load and budget.
Q: Can Rongzhou produce samples to test the fitting of our projector modules?
A: Definitely, Rongzhou can produce prototype samples for your assembly and fit testing.
Q: Can you adjust the surface finish of these die cast mounting flanges?
A: Yes, Rongzhou supports different surface treatments including coating, plating and sandblasting.
| Product Name | Custom Die Cast Threaded Flange Mount |
| Main Process | Pressure die casting, thread machining, deburring, surface coating |
| Material | Zinc alloy / Aluminum alloy (customizable) |
| Surface Treatment | Black coating, sandblasting, plating, customizable |
| Structure | Square curved flange, 4 mounting holes, integrated threaded stud |
| Color | Matte black, custom colors available |
| Application | Automotive headlight projector retrofit, equipment module mounting, industrial fixture assembly |
| Service Type | B2B wholesale & OEM customization |







Custom flange outline, hole quantity and hole spacing

Custom thread specification, stud length and inner structure

Custom flange curved shape or flat design

Custom surface coating, color and texture

Custom packaging for bulk mounting component orders