CCG 052301 Type E1EX Metal Gland, Group II, III, Zone 1, 2, 21 and 22 Hazardous Areas, Suit 9mm - 20.5mm O/D Armoured (SWA) Cables, Weatherproof, IP66, M20 Thread, Marine Grade Electroless Nickel Plated Brass, Supplied Less Locknut