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The Long Double Risk Buckle CK558 is a high-performance non-adjustable plastic fastener designed for reliable and quick connections across various applications. Crafted from top-grade POM material, this buckle combines durability, strength, and user-friendliness, making it an ideal choice for scenarios where stable, tool-free connection and disconnection are essential. Whether used in outdoor gear, luggage, or children’s products, the CK558 delivers consistent performance and long-lasting service.

Item | Details |
Model | Long Double Risk Buckle CK558 |
Material | High-quality POM plastic |
Design Type | Non-adjustable male-female buckle combination |
Available Sizes | Multiple specifications for diverse webbing widths |
Specifications | 25mm、40mm、51mm |
Core Feature | Quick connection and separation |
Application Compatibility | Backpacks, outdoor equipment, luggage, children’s products |
The Long Double Risk Buckle CK558 boasts exceptional quick connection and disconnection capabilities, allowing users to assemble or detach items in seconds without any tools. Its precision-engineered male-female structure ensures a tight lock once engaged, preventing accidental detachment during regular use. The non-adjustable design further enhances structural stability, maintaining a fixed length after connection to avoid loosening or shifting.
Built with high-strength POM plastic, the CK558 buckle delivers superior load-bearing capacity, making it suitable for securing heavy equipment or luggage. The robust tongue-and-slot mechanism of the male buckle and female buckle ensures a firm grip, even in harsh outdoor environments. This reliability makes the buckle a trusted choice for critical connections that demand consistent performance.
Made from premium POM plastic, the Long Double Risk Buckle CK558 exhibits excellent wear resistance and impact resistance, ensuring a long service life even with frequent use. The material’s inherent toughness withstands exposure to outdoor elements, temperature fluctuations, and daily wear, making it a cost-effective solution for long-term applications.
The intuitive male-female combination design enables effortless operation—simply insert the male buckle’s tongue into the female buckle’s slot and lock it in place for a secure connection. Detachment is equally straightforward, requiring only a gentle press on the release mechanism. This tool-free functionality saves time and effort, enhancing user experience across all scenarios.
With multiple size options available, the CK558 Long Double Risk Buckle seamlessly adapts to different webbing widths and accessory sizes. Whether paired with narrow straps on children’s backpacks or wider webbing on camping equipment, the buckle maintains a tight and stable fit, expanding its applicability across diverse product categories.
The non-adjustable design eliminates unnecessary moving parts, reducing the risk of mechanical failure and ensuring consistent performance. The simplified structure not only enhances stability but also makes the buckle lightweight and easy to integrate into various product designs without adding bulk.
The Long Double Risk Buckle CK558 is widely used in outdoor gear such as hiking backpacks, camping tents, and trekking poles. Its weather-resistant and durable properties make it suitable for rugged outdoor conditions, providing secure connections for essential equipment.
In suitcases, duffel bags, and travel backpacks, the buckle serves as a reliable fastener for straps and compartments. Its quick connection feature allows for easy packing and unpacking, while the stable lock ensures items remain secure during transit.
Designed with safety and simplicity in mind, the CK558 buckle is an excellent choice for children’s backpacks, school bags, and outdoor toys. The non-adjustable design prevents accidental loosening, and the smooth plastic surface eliminates sharp edges, ensuring child-friendly use.
The Long Double Risk Buckle CK558 consists of two main components: a male buckle and a female buckle. The male buckle features a precision-molded tongue structure, while the female buckle is equipped with a corresponding slot and integrated locking device. This two-part design ensures a seamless and secure connection when assembled.
The tongue of the male buckle is engineered for easy insertion and firm locking, with a smooth surface that reduces friction during operation. The female buckle’s slot is designed to perfectly accommodate the tongue, and the built-in locking mechanism engages automatically upon insertion, preventing accidental release. The entire structure is free of adjustable parts, ensuring consistent performance and structural integrity.
The compact and lightweight design of the CK558 Long Double Risk Buckle allows for easy integration into various product designs. It can be sewn or attached to webbing, fabric, or plastic components, adapting to different manufacturing processes and product structures without compromising functionality.
The Long Double Risk Buckle CK558 is a high-performance non-adjustable plastic fastener designed for reliable and quick connections across various applications. Crafted from top-grade POM material, this buckle combines durability, strength, and user-friendliness, making it an ideal choice for scenarios where stable, tool-free connection and disconnection are essential. Whether used in outdoor gear, luggage, or children’s products, the CK558 delivers consistent performance and long-lasting service.

Item | Details |
Model | Long Double Risk Buckle CK558 |
Material | High-quality POM plastic |
Design Type | Non-adjustable male-female buckle combination |
Available Sizes | Multiple specifications for diverse webbing widths |
Specifications | 25mm、40mm、51mm |
Core Feature | Quick connection and separation |
Application Compatibility | Backpacks, outdoor equipment, luggage, children’s products |
The Long Double Risk Buckle CK558 boasts exceptional quick connection and disconnection capabilities, allowing users to assemble or detach items in seconds without any tools. Its precision-engineered male-female structure ensures a tight lock once engaged, preventing accidental detachment during regular use. The non-adjustable design further enhances structural stability, maintaining a fixed length after connection to avoid loosening or shifting.
Built with high-strength POM plastic, the CK558 buckle delivers superior load-bearing capacity, making it suitable for securing heavy equipment or luggage. The robust tongue-and-slot mechanism of the male buckle and female buckle ensures a firm grip, even in harsh outdoor environments. This reliability makes the buckle a trusted choice for critical connections that demand consistent performance.
Made from premium POM plastic, the Long Double Risk Buckle CK558 exhibits excellent wear resistance and impact resistance, ensuring a long service life even with frequent use. The material’s inherent toughness withstands exposure to outdoor elements, temperature fluctuations, and daily wear, making it a cost-effective solution for long-term applications.
The intuitive male-female combination design enables effortless operation—simply insert the male buckle’s tongue into the female buckle’s slot and lock it in place for a secure connection. Detachment is equally straightforward, requiring only a gentle press on the release mechanism. This tool-free functionality saves time and effort, enhancing user experience across all scenarios.
With multiple size options available, the CK558 Long Double Risk Buckle seamlessly adapts to different webbing widths and accessory sizes. Whether paired with narrow straps on children’s backpacks or wider webbing on camping equipment, the buckle maintains a tight and stable fit, expanding its applicability across diverse product categories.
The non-adjustable design eliminates unnecessary moving parts, reducing the risk of mechanical failure and ensuring consistent performance. The simplified structure not only enhances stability but also makes the buckle lightweight and easy to integrate into various product designs without adding bulk.
The Long Double Risk Buckle CK558 is widely used in outdoor gear such as hiking backpacks, camping tents, and trekking poles. Its weather-resistant and durable properties make it suitable for rugged outdoor conditions, providing secure connections for essential equipment.
In suitcases, duffel bags, and travel backpacks, the buckle serves as a reliable fastener for straps and compartments. Its quick connection feature allows for easy packing and unpacking, while the stable lock ensures items remain secure during transit.
Designed with safety and simplicity in mind, the CK558 buckle is an excellent choice for children’s backpacks, school bags, and outdoor toys. The non-adjustable design prevents accidental loosening, and the smooth plastic surface eliminates sharp edges, ensuring child-friendly use.
The Long Double Risk Buckle CK558 consists of two main components: a male buckle and a female buckle. The male buckle features a precision-molded tongue structure, while the female buckle is equipped with a corresponding slot and integrated locking device. This two-part design ensures a seamless and secure connection when assembled.
The tongue of the male buckle is engineered for easy insertion and firm locking, with a smooth surface that reduces friction during operation. The female buckle’s slot is designed to perfectly accommodate the tongue, and the built-in locking mechanism engages automatically upon insertion, preventing accidental release. The entire structure is free of adjustable parts, ensuring consistent performance and structural integrity.
The compact and lightweight design of the CK558 Long Double Risk Buckle allows for easy integration into various product designs. It can be sewn or attached to webbing, fabric, or plastic components, adapting to different manufacturing processes and product structures without compromising functionality.
