Description Junction Box Specifications:   Made of high quality ABS plastic  Press fit seal  Each box has a varying amount of grommets that can be cut to size for cabling  Used extensively inside and outside as junction box between wiring conduits.  Interior makeup includes recommended mount points  Wall Thickness : approximate 2.1mm  Material: Plastic (ABS)  Colour:White  Protection level: IP 65  Size 5: 100 x 100 x 70mm  Hole Diameter: 27.8mm