ALUMINUM BILLET FAIRING MOUNTED MIRRORS. Mirror Surface: Light blue. : 4 3/4 x 2 1/4′. Treads: 6.5mm (Clockwise). Comes with necessary hardware for easy installation. Aluminum mirrors with black finished. Base is fully adjustable, allowing for perfect positioning and secure fitting. For off road use only. Laws concerning this product vary from state/province to state/province.