The BBS Unlimited hub-side centering ring set (54.1mm) in light blue is a hub centric ring kit that helps center aftermarket wheels on the hub to reduce vibration and promote consistent seating. Sold as a set, the colored ring identifies the 54.1mm inner diameter, making matching and installation easier when switching wheels that require hub centering.
BBS Unlimited Hub Side Centering Ring SET 54.1mm - Light Blue