This bolt topper cap cover is designed to fit Harley Dyna and Softail Twin Cam models from 1984 to 2006. Crafted from durable materials, it provides a stylish and functional upgrade to your motorcycle's engine components. The cap cover helps protect the bolt heads from dirt, moisture, and corrosion while adding a custom, polished look to your Harley. Easy to install, it fits perfectly and enhances the overall appearance of your bike's engine area, making it a great addition for both aesthetic appeal and protection.