Specification :

To supply brake drums from China. Materials: grey cast iron, Surface treatment: zinc-plated or spray-painting . Brake Dia.: 160mm, 250mm, 203mm, 200mm, 250mm, Shoes width : 35mm, 40mm, 50mm, Number of Studs : 4 or 5, Stud Size : 7/ 16" , 3/ 8" , M12, M14, 5/ 8" , PCD : 101.6mm, 165.1mm, 152.4mm, 139.7mm, 165.1mm, Brake Type: Knott. if you need brake drums for various trailers. welcome to your inquiry !