Conduit Fitting with Strain Relief, Straight with External Male Thread, Conduit Size 50mm, M50 Thread, Minimum Bore 48mm, Suitable for Unbraided Nylon Conduit, Clamping Range 36.0 to 40.0 K, Approved for Zone 1 and 2, Zone 21 and 22, IP68 Rating, Modified Nylon 12 with Nickel Plated Threads, Black