... box , sizes: 3"x3" ,3"x6"20mm/ 25mm knockouts color : white material : pvc 1) name:swithc box, 2 gang box , 1 ... : 3"x3",3"x6"box, 20mm/25mm knockouts3) material : pvc4) Uses : electrical or construction5)Payment terms: 30% T/T, balance before ... , pvc material ,200pcs/outer packing good quality wall box with white color