Hook Applicable Sizes: these adjustable picture hangers for rail are designed with a hole diameter of 0.14 inch, compatible and suitable for steel or nylon cables with a diameter of 0.04 - 0.08 inch; They provide a snug fit without damaging your cables while maintaining the overall balance of your artwork Sufficient for Use: this package includes 12 pcs of adjustable picture hooks, providing an ample number of hanging solutions for your , exhibition, or personal use; Enough quantity for your use and hooks Quality Material: made from a robust zinc alloy material, these picture hangers offer and reliability, ensuring your items stay secure and positioned on your walls; Enjoy a sturdy and hanging solution for your favorite pictures and artwork with these adjustable picture hanging Easy to Operate: these adjustable hangers are simple and easy to operate, allowing you to quickly and easily hang pictures, adjustable j hook locks in place with a firm turn of the side screw using fingers or small screwdriver, they allow swift and effortless adjustments for a beautifully balanced display Wide Application: these adjustable picture hanging hooks are suitable for hanging paintings for rail, especially suitable for exhibitions, art , classrooms, offices, homes, etc, providing convenience for hanging Features: These picture rail hangers provide impressive flexibility, allowing you to effortlessly relocate your artwork. Designed to be smooth and not easily break or deform, our adjustable picture hanging your hanging system remains intact and stylish. They are ideal for hanging paintings from the wall, providing secure and safe support for your valued artwork. Specifications: Material: zinc alloy Color: silver Size: hole diameter of 0.14 inch Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays. Package Contents: 12 x Picture rail hooks 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.