corner metal bracket 1.Size of metal bracket: KL1~KL5 2.Material of metal bracket: carbon steel 3.Finish: pre-galvanized corner metal bracket features:1.Size: KL1~KL52.Material: carbon steel3.Finish: pre-galvanized 4.Pass ISO9001:2000 Part NO.Spec.ABCDKL15050352.5KL27070552.5KL350150352.5KL49090652.5KL5105105902.5 corner metal bracket