[Comprehensive Specifications] Package includes 20 pcs of M6 quick links each measuring a total length: 2.3Inch, width: 1.1Inch, with a thickness of 1/4Inch and a maximum opening width of 0.3Inch. Manufactured from galvanized, heat-treated steel, these locking carabiners are designed to resist weather conditions, preventing rust and rot while offering a smooth, polished to safety by preventing any hand injuries. [Superior Load Capacity] Engineered for strength, our carabiners boast a maximum load capacity of 620LBS, suitable for an array of daily tasks from securing water bottles and backpacks to dog leashes and swings. It is critical to the threads are tightly fastened before use and to avoid exceeding the recommended load, particularly as these are not suitable for mountaineering or ice climbing. [Effortless Installation] The simplicity of linking chains and ropes is perfected with our threaded quick links. Without the need for additional tools, simply secure by twisting the hexagonal nut. This feature allows for both permanent and temporary connections, offering convenience and reliability for a of applications. [Multipurpose Use] Our D-shape twist keychain connectors a multitude of functions. Whether used for hanging shade sails, assembling fitness equipment, securing fence gates, or even hanging chandeliers, their robust design ensures durability and safety. Additionally, they are perfect for outdoor activities like hiking, fishing, camping, and managing ropes or truck tire chains. Colour:Silver Material:Stainless steel Package Contents: 20 * Connecting ring Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.