Parts & Accessories Rounds For sale: Excellent wheel centering rings (Aluminum Centric Rings / Hub Centric Rings) to reduce vibration. Function: Closes the gap between the hub or spacer center and the wheel bore by millimeters. Eliminates steering wheel and car vibration at high speeds. Reduces stress on the wheel studs and distributes the load to the center. Very important, without them, there's a possibility of breaking the studs. Made of reinforced aluminum, resistant to heat and rust. Sizes: Outer diameter: [110 mm] Inner diameter: [77.8 mm] Condition: [New / Excellent condition]