This is a listing for a set of our aluminum diamond plate trailer fender rock guards. One of our more popular items. Made from .063" aluminum tread-brite diamond plate. Size is 8" x 16". Rolled radius will fit nicely around all fenders. Rolls right around fender. Designed to be installed with pop rivets, self tapping screws, or industrial adhesive. (Not included). You will receive 2 rock guards for both left right sides. Thank you for your interest in our products! In business since 2001. Please email with any questions. Thank you.