Our eBay Store About Us Tru-Balance C-5003-AA 2-Piece Wheel Centering Sleeve Set for Aluminum DUAL Wheels. Includes 1 set of C-2435-A. (Centers Inner Wheel) Includes 1 set of C-1611-AS. (Centers Outer Wheel) Does not center brake drum! Manufacturer Part Number: C-5003-AA FeaturesZinc Plated To Prevent Corrosion.Increases fuel mileage.Increases tire life.Increases tire life.Dramatically decreases tire vibration and erratic wear patterns.Decreases tire maintenance.Reduces “Wheel Off” condition. We try to describe our items as accurately as possible. Feel free to e-mail us with any questions you may have. E-mails sent in the evening or over the weekend will be answered as quickly as possible the following business day.