<b>Circuit Performance Polycarbonate Hub Centric Rings</b> are the perfect way to finish your new wheel installation. These hub rings ensure a perfectly smooth, vibration free ride.<br> <br><b>Features</b><br> High quality plastic polycarbonate construction<br> Sturdy Construction<br> Vehicle specific fitment<br> Easy Installation<br><br><br><b>What are hub-centric rings for?</b><br>Most aftermarket wheels have a large center hub diameter so the wheels will fit a variety of different vehicles. The hub-centric rings are made to fill the gap between the wheel and the vehicles hub to ensure the wheel is perfectly centered. This not only makes installation of your new wheels much easier but will also help eliminate any vibrations you may encounter.<br><br><b>How do I know which hub ring to choose?</b><br>Hub rings are sized by using two different numbers that are measured in millimeters. The first number such as 73.1 is the diameter of the center bore on the wheel and is the outside diameter of the hub ring. The second number such as 54.1 is the diameter of the hub on your vehicle and is the inside diameter of the hub ring.<br><br><br><b>What's Included?</b> <br> Four (4) 73.1mm OD to 54.1mm ID Circuit Performance Polycarbonate Hub Centric Rings<br><br><br><b>Not sure exactly what size hub rings you need? Don't waste time and money guessing. Just send us a message with what wheels you have and what vehicle you have and we will be happy to check for you.</b><br><br><br>