Wheel hub centric rings set designed to ensure proper wheel fitment and alignment on compatible vehicles. Made from reinforced nylon for durable, lightweight performance and easy installation. Key features and benefits Direct fit compatibility: Fitment for Chevy for Camaro 19672002, for Chevelle 19641973, for Corvette 19541982 and 19842015, for Impala 19581970 and 20002013, for Lumina 19902001, for Malibu 19972003, for Monte Carlo 19701988 and 19952007, for S10 19832004. Precise dimensions: Wheel bore 72.6 mm, inside diameter 70.3 mm, outside diameter 72.6 mm for consistent centering. Durable material: Reinforced nylon construction provides strength, resistance to corrosion, and long service life. Complete set: Quantity in package 4, covering left, right, front, and rear positions as needed. Easy installation: Designed for quick press fit installation without special tools. Part identification: Part number 727030 for reference. Why customers need this Ensures the wheel centers correctly on the hub to improve fitment when using aftermarket wheels or replacing worn or missing hub rings. Helps minimize wheel runout and uneven load transfer that can cause vibration or premature wear. Durable reinforced nylon avoids corrosion issues common with metal adapters while maintaining precise tolerances. Typical applications Replacing missing or damaged hub centric rings when installing aftermarket wheels on a Camaro or Chevelle. Correcting fitment on a Corvette or Impala after wheel change to reduce vibration at highway speeds. Using the rings when mounting aftermarket wheels on S10, Malibu, Monte Carlo, or Lumina models to ensure a secure, centered fit. Fitment note Please verify the vehicle fitment using the automotive fitment filter and the vehicle description to confirm compatibility before ordering.