This derby cover measures 7¼ inches in diameter

The Square & Compass TC Derby Cover

These parts start as plain aluminum HD covers and are CNC engraved with the official rally artwork

It starts out as a 5 1/4 inch diameter piece of aluminum

This derby cover is 7 ¾ inches in diameter

POWMIA, Gold Plated Crest ; TC Derby Cover Harley-Davidson-CVO-Limited-2021 This derby cover measures 7¼The POWMIA, Gold Plated Crest; TC Derby Cover combines precision engraving with a premium finish for riders who want their motorcycle to reflect their style, service, or personal story. Product Details Billet aluminum derby cover with gold plated decorative details. The artwork is CNC machined into the part for lasting dimensional detail. Fitment Fits 99 00 Evolution 1340 models. Fits 99 17 Dyna models. Fits 99 18 Softail models except FLSB. Fits 99