US Mags U127 Chrome Cten 18x9.5 5/5 (5/127) Bolt Pattern 5.29" Backspace +1MM Offset 78.1MM Hub Bore one-piece cast aluminium direct bolt wheel with a modern take on 5 spoke muscle car design with a split spoke and smooth lip. The Cten is a popular rim for American classic cars, trucks and hot rods. U.S. Mags have decades of design and style, supporting rodder's and classic cars. In fact, it's been so long, US mags were there when your classic car was called a new car.