This metal rope buckle adopts a dual-effect design of "screw locking + hollow threading". The main body is made of polished stainless steel, which is corrosion-resistant and wear-resistant. Even if it is in contact with a humid environment for a long time, it will not rust easily. The side of the rope buckle is equipped with a cross screw. After tightening, it can firmly fix the fabric strap or rope, avoiding the problem of "slipping off" in traditional rope buckles. It is suitable for all kinds of rope straps with widths ranging from 0.5 cm to 3 cm. The surface is clearly marked with size identifiers, making it easy to quickly distinguish different specifications. Currently, there are 5 sizes available: the smallest one is suitable for bracelet ropes and accessory hanging ropes, the medium size is used for backpack shoulder straps and waistband tightening, and the largest size can fix outdoor tent ropes and pet collars. It is widely applicable in scenarios such as luggage manufacturin…