This listing is for (4) Custom Wheel Center Caps:
Part Number: 45R
Diameter section for the purpose of a decal: 1.75"
Inner Diameter of Center Section Backside: 3-1/8"
Outer Diameter of Center Section Backside: 3-3/16"
Center Post Bolt Mount Thread: 5/16-18
Installation: Cap fastens to a base plate that is not included
Screws / Hardware is not included, You will receive exactly what is pictured
Manufacturer Part Number: 45R
Other Part Number: KNOCK OFF TRI BAR
Interchange Part Number: 3 WING KNOCK-OFF