Metal Conduit Fittings EZ01 series is a three-piece straight connector and has been designed to meet with IEC 60423 standard. The EZ01 series is applied on the relay or end point of wiring system to connect metal conduits and junction box or enclosure for wiring extension and protection. The body is made of zinc alloy with RoHS compliance which is connected with metal flexible conduit by screwing in and covering with a nut and fixed to the knockouts of junction box or tapped entries by locknut with optional male thread system, PG type or M type. The concise structure design is benefit for quick and convenient assembly but remain the feature of high tensile resistance at the mean time. Adding an extra grounding ring for grounding purpose. This series of fitting is proposed to fit with flexible metal conduit series PEG13, PEG23, PES13 and PES23 with or without plastic jacket.