Material Excellence: Made of alloy steel, for excellent rust resistance. This safety chain connector link has a working capacity of 12,000 pounds, ensuring it meets the rigorous towing requirements of most RV hitches and other heavy-duty applications. Innovative Design: This connector link features a user-friendly plug-in connection that simplifies the installation and removal process compared to the traditional hammer-lock style. It requires fewer tools, providing enhanced flexibility and convenience for busy users. Enhanced Protection: This connector link is equipped with an additional insulator to minimize the collision between the vehicle and the connector during movement. It effectively prevents bumper damage and reduces noise, ensuring a smoother and quieter towing experience. Versatile Use: Perfect for trailer chain attachments, chain extensions, off-road adventures, or industrial applications. Colour:black Material:alloy steel Package Contents: 2 * Butterfly buckle 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.