Our ball head safety pins are designed to meet the demands of both professional and home gym users. The stable construction provides durability, while the easy-to-use design ensures quick installation. Proper for weight stack machines, fitness pulley systems, and more, these pins are a must-have for any fitness enthusiast looking to enhance their equipment's performance and safety. Features -Color:Black -Material:Iron -Size:13.00X3.00X3.00cm/5.11X1.18X1.18in -Long Term Use: This loading pin is made of sturdy iron materials for long time and durable use. -Lightweight and Portable: This fitness loading pin is lightweight for easy and convenient to carry and store. -Stable Fixing: The pin is a good tool to build your muscle, the design of the weight plates ensures that they won't come loose during your workout. -Simple But Practical: Though this fitness loading pin is simple , it's so practical when you use it. -Effortless Installation: The pin design allows for effortless installation, eliminating the need for any additional tools or equipment. Package list: 2 x Weights Stack Pins