50mm Classical Ratchet Buckle TUV/GS, 5000kgs. Yellow zinc. 50mm Classical Ratchet Buckle RTD5001UBreak strenth:5000kgs.Yellow zinc.--------------------------------------------------------------------Ningbo Xuli Metal Products Co., Ltd. was established in 1987. We are devoted to innovating and manufacturing all kinds of cargo control products. We are the largest manufacturer of Ratchet Buckles in ...