Lutze TOP-T metal cable fitting (cord grip / cable gland), M20x1.5, nickel-plated brass. Clamping range 0.236-0.472 inch (6-12 mm). Integrated strain relief and anti-twist design. Long thread for thicker panel walls. Wide sealing and clamping range. CR chloroprene rubber seal. IP68 per EN 60529. UL Listed Type 4X. Manufactured according to EN 62444. LOCKNUT NOT INCLUDED — order the matching LMM20 separately. Sold each; supplied in boxes of 10. FMM20-L