Bolt fits 1996-later Harley Davidson Models equipped with 1/4-20 Thread bolt. DOES NOT FIT FINE THREAD 1/4-28 SEAT NUTS. Design insert is made of aluminum with adheasive backing, roughly 3/4" in size. GRAPHIC IS NOT MADE WITH A CHEAP STICKER! Knurled seat bolt is made of solid Billet Aluminum with a permanent with hi-resolution graphic. Graphic is corrosion, UV, and water resistant. Package Includes one high quality seat bolt with a rubber washer and one aluminum design insert. Custom designs available upon request Knurled seat bolt is made of solid Billet Aluminum with a permanent with hi-resolution graphic. Graphic is corrosion, UV, and water resistant. Package Includes one high quality seat bolt with a rubber washer and Aluminum design insert. Custom designs available upon request