SGRU-13 Steel mesh grille insert for select JL Audio 13-inch subwoofer drivers. Provide attractive, sturdy protection to your subwoofer driver with this fine steel mesh grille insert, powder-coated in a satin black finish. The insert is designed to fit snugly onto the woofer’s grille receiver ring. Fits: 13W1v2, 13W3v3, 13TW5, 13TWv2
