The heavy-duty buckle series features a wide range of options designed with high tensile strength, surpassing standard plastic buckles in durability and robustness. These plastic buckles are capable of securely carrying, fastening, or maintaining the position of heavy objects. They provide enhanced reliability and sturdiness, making them suitable for demanding applications. Additionally, safety buckles within this series are equipped with automatic breakaway mechanisms that activate when a certain pulling strength threshold is reached, ensuring increased safety.