4Pcs Aluminum Wheel Hub Centric Rings Spigot Spacer Set 60.1mm ID to 66.1mm OD I

We can also manufacture customized spigot rings for your special needs. The centric ring is a device used with the rims and are installed between the car wheel hub and the rim. The purpose of the hub centric ring is to fill the empty space between the wheel hub and the center bore of the rim.

eBay