A: 57MM(length) B: 38MM(width) E: 19MM (height) Founded in 1992, Jiande City Mamu Hardware Co., Ltd. is located in Mamu Industrial Zone of Jiande City in Zhejiang Province, enjoying good geographic circumstance and convenient transportation. Jiande City Mamu Hardware Co., Ltd. is a manufacturing enterprise who is specialized in automobile draught hooks, traction ropes, tow truck cincture, strain implements and series of punching hangware products. Mamu Handware cordially welcome the clients from home and abroad to visit us and develop a long-term business relationship with, to cooperate with us to create illuetrious future.