1.One way 20mm 2.PVC conduit accessories 3.Material is pvc 4.ISO,IEC,VDE,GB approval 5.Good thickness Discription:one way 20mm pvc junction electrical box ,pvc conduit accessories,pvc junction box1,Model: SMA0132.Specification ModelDescriptioncolorsizeHigh(mm)Diameter(mm)Carton quantitySMA011Pvc circle box Stop EndWhite/blackΦ16286420pcs in a small box400pcs in a cartonSMA012Pvc circle box Stop ...