Product Name:Car Wheel Center Cap Styling Accessories
Product Size: 
Outer diameter 53MM
Inner diameter 48MM
Card foot protrusion 50MM
Total height 13MM
Product Color:Black Cap,Silver Cap;

Note:
1.Please check these are the correct size before purchasing.
2.The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.
3.The above dimensions are measured manually and may have an error of 0.1-0.5MM.

HOW TO MEASURE THE WHEEL CENTER CAPS
It's better to use the Vernier to measure the sizes.
There are total two sizes you have to measure. First is the Outer Diameter(O.D), second is the Inner Diameter(I.D).
Please check the following bottom photos.
Included: Set of 4.

The installation steps for wheel center cap
1.Using the tool to pry open;
2.Check the product installation the original wheel center cap location;
3.Press down firmly along the edge of the hub center cover once, and hear the sound of the buckle;
4.If there is a badge, there is a protective film on the badge,remove surface protection.