Kuryakyn, Heavy industry mirrors black/chromeMirrors in a typical rugged riveted industry style where form and function are combined into one sturdy package. They come with a convex style glass where ''objects in mirror are closer than they appear''; providing a larger angle of vision for added functionality and safety. Mirrors include mounting hardware for H D applications. Approx. mirror head dimensions: 6" long x 3" wide. Stem length 6". Comes with 5 16 18 internal thread.