This derby cover measures 7¾ inches in diameter

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The Master Gunnery Sergeant 7 ¾ inches in diameter combines precision engraving with a premium finish for riders who want their motorcycle to reflect their style

Black Widow Spider 7 ¾ inches in diameter Past Master This derby cover measures 7¾The Black Widow Spider 7 inches in diameter 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, Black Gloss Derby Cover. Fitment This derby cover is 7 inches in diameter. It fits all stock touring models 2016 and later. Please check your existing derby cover to confirm that it is 7 inches also. This part is also made with a diameter