Manufactured by Lyman to the same specifications they used a century ago on their classic original 1878 sight. Blued-finish, all-steel construction with height index marks on the aperture post. .093" quick sight hunting aperture and .040" large disk target aperture. Includes replacement tang screw and front tang screw. Fits Winchester models 1885, 1886, 1890, 62A and 94. Also fits the Rossi M92 and M62.