The Marble Arms .375" Fiber Optic Glow 37-W Front Sight is precision-made, with a contoured, sloping blade made of blued steel.
It features a .060" diameter fiber optic rod available in two colors: Orange or Green, suitable for universal rifles.
To order, use the Marbles and/or Williams charts to select the correct sight height, style, bead type, and width, then note the 9-digit ordering number.