Conduit Fitting with Strain Relief, Straight with External Male Thread, Conduit Size 16mm, M20 Thread, Minimum Bore 12mm, Suitable for Unbraided Nylon Conduit, Clamping Range 7.0 to 10.5 K, Approved for Zone 1 and 2, Zone 21 and 22, IP68 Rating, Modified Nylon 12 with Nickel Plated Threads, Black