XT30 (2+2) panel passthrough fixation

The connector consist of 2 parts: 1. Top frontal plate 2. Back plate You need to insert from the bottom side of the back plate the connector first. It has width 13.37 mm, so it cannot be inserted from the frontal side of the connector, which has length 14.37mm. Then you can insert from back side of your panel this connector withthe back plate on it into the prepared hole:The top panel has small side spaces from bottom up to top which stops at 1mm of distance from the top surface. This construction allows to fix the connector between 2 plates. The top part stops bysmall ears of the connector to be lifted from the mount into frontal direction while the back panel has smaller rectangular hole which won't allow to get out the connector from rear direction.