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Number Plate Screw Caps: Uses, Colours & Removal Guide09/03/2026Read moreOur snap-fit Number Plate Screw Caps are available in five colours to match number plates and...
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Number Plate Screw Caps: Uses, Colours & Removal Guide
Number Plate Screw Caps: Uses, Colours & Removal Guide
Our snap-fit Number Plate Screw Caps are available in five colours to match number plates and installations.
What Are Number Plate Screw Caps?
Number plate screw caps are small two-part plastic covers used to conceal and protect the heads of screws when mounting vehicle registration plates. Each cap is made from a base washer that sits beneath the screw and a snap-fit lid that clips over the screw head.
This hides the fixing while protecting it from:
These caps are commonly used with number plate screws to improve both the durability and appearance of a vehicle number plate.
Why Use Number Plate Screws and Caps?
Clean Appearance
Screw caps hide the screw head, creating a tidy and professional finish.
Matching the cap colour with the number plate background keeps the fixing discreet.
Protection From Weather
Exposed screws can corrode due to:
- Rain,
- Road salt &
- Dirt
Snap-fit caps help shield the screw head from environmental exposure.
Tamper Resistance
Once snapped into place, the cap makes it harder to access the screw head directly.
This helps discourage tampering or removal of the plate.
Available Colours
Our number plate screw caps are supplied in five colours:
Black
White
Yellow
Blue
Green
| Colour | Typical Use |
|---|---|
| Black | Neutral or dark plates |
| White | Front UK number plates |
| Yellow | Rear UK number plates |
| Blue | Decorative or custom plates |
| Green | Alternative styling |
Matching the cap colour to the number plate creates a cleaner appearance.
Technical Specifications
| Specification | Value |
|---|---|
| Material | Polypropylene |
| Screw Size | No.8 |
| Screw Hole Size | 4.2mm |
| Cap Diameter | 12.7mm |
| Height | 5.7mm |
| Style | Snap-fit cap |
Typical Applications
Although designed for vehicles, number plate screw caps are also used in other installations where screw heads need covering.
Common uses include:
Automotive
Cars Motorcycles Vans Trailers Commercial vehicles
Public Infrastructure
Playground equipment Outdoor fixtures Signage installations
Interior Installations
Bathrooms Retail displays Decorative panels
How to Remove Number Plate Screw Caps
Removing screw caps is simple and only requires a small flat tool.
Step-by-Step
- Insert a small flathead screwdriver under the edge of the cap.
- Gently lift the snap-fit lid.
- The lid will pop open.
- Unscrew the fixing normally.
Avoid excessive force to prevent damaging the cap.
Choosing the Right Screw Caps
When selecting number plate caps, consider:
- Screw size compatibility
- Colour matching with the plate
- Material durability
- Outdoor resistance
Polypropylene caps are commonly used because they offer good durability and weather resistance.
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