Horn cover, smooth round. Black - 93-23 H-D with side mounted horns 517172 : Yes - Requires 505717

: Yes - Requires 505717 adapter: No - Dimensions (A) = cen width to center width of mount bolts in head: 5-51/16" - Dimensions (B) = overall height of bracket: 1-7/16" - Dimensions (C) = bolt height measured from center of carb mount: 1-5/16

The use of AGM sealed maintenance-free batteries requires battery side covers designed for the AGM battery

OEM replacement reference 74523-94B

so it can be installed on both left as right side

Horn cover, smooth round. Black - 93-23 H-D with side mounted horns 517172 : Yes - Requires 505717Direct replacement for stock H D models that are equipped with the stock side mounted horn. Mounts to stock horn bracket. Approx. 4. 5" (118mm) diameter.