This listing is for (4) Custom Wheel Center Caps: 

Dimensions:

Fits 3.22" BORE WHEELS ONLY

Shaft base diameter: 3.22" Total measurement across the back flange: 3-5/8" 

Height: 3-5/8" 

Finish: Chrome

Material: Plastic

Decal / Emblem Section: 36mm

Installation: Push thru back of wheel

Condition: NEW

IT IS IMPORTANT TO NOTE THAT THESE CAPS ARE NOT A COMMON SIZE, THEY ARE TYPICALLY INSTALLED ON PROGRESSIVE ALUMINUM MAG (NOT STEEL) WHEELS WITH A WHEEL CENTER BORE OF 3.22", WHICH IS SMALLER THAN THE MORE COMMON SIZE OF 3.27". ALSO THESE CAPS PUSH THRU FROM THE BACK OF THE WHEEL, BE SURE YOUR ALUMINUM WHEEL HAS A POCKET ON THE BACK PAD TO ACCEPT THE BEVEL FLANGE AND HAVE A BORE OF 3.22"

Type: Wheel Center Cap

Material: Chrome

Other Part Number: 3.22 3.22" INCH BORE PROGRESSIVE WHEELS

Interchange Part Number: REPLACES AMERICAN RACING 8103 2 8108,3.23 3.24 3.25 3-1/4 BORE,BAJA OUTLAW I OUTLAW II AMERICAN RACING,3042-06 3042 SPIRIT OF AMERICA

Manufacturer Part Number: 1303SP