These precision fiber optic front sights are an awesome upgrade for your Browning Buck Mark Contour URX and URD! Carefully machined out of steel, designed for maximum light collection which equals the brightest fiber optic sight possible. Fiber optic rod is permanently installed in the sight body. Some fitment may be required during installation. These sights only fit the Browning Buck Mark Contour URX and URD. Made in the USA!