This is a Script & Bowtie version Chevrolet Derby cap with 7 inch back inside diameter. This authentic Chevrolet hubcap features the classic Chevrolet Motor Division and Bowtie emblem in black. Fits our Corvette/Camaro Rallye wheels, all sizes, Smoothie 16" and 17" only. Please check your actual wheels required cap fitment size. Coker Tire Company features a huge selection of trim rings, wheels and caps for collector vehicles.