Designed to be used with Arlen Ness "Hot Legs" lower legs, American Suspension "Bagger Legs" lower legs or stock lower legs For custom applications, measure fender as custom fenders vary in width Made in the U.S.A. 41 mm FLH legs have a 3" bolt spacing 49 mm FLH legs have a 3-1/4" bolt spacing. MOUNT FNDR FLH 1" BLK