Agro Cable glands for Screened Cables. The Agro cable glands are designed as electromagnetic protection for screened cables. Magnetic fields, electrical impulses and all interference voltage are directed to the earthing ring by the braid (in accordance with DIN 89345), and subsequently to the threaded connector. Features and Benefits. Easy installation. Thread size : PG16 to PG36. Tear and immersion resistant. Nickel plated brass. IP68. Short connection thread PG. One piece sealing insert. Very good shield contact via the contact sleeve with shielding braid ending in the cable gland