Package Includes: You will receive 2 pieces of weight stack pin, which is suitable for using with most commercial gym or home fitness equipment. Premium Material: These weight machine pin are made of chrome-plated steel and plastic material, exquisitely craft, sturdy and durable, not easy to break, and can be used for a long time. Product Size: With a 3/8 inch diameter; 6 inch locking space, and 7.09 inch in length, this pin is designed to fit most weight machines and exercise equipment, offering versatility for various gym setups. Easy to Use: The weight stack replacement pin is easy to replace and remove, allowing for quick adjustments to your weight settings, so you can focus more on your workout. Versatile Use: Ideal for home gyms and fitness centers, this weight selector pin is compatible with a wide range of exercise machines, helping you customize your workout intensity. Also can be used as a practical gift for your family, friends, colleagues, and anyone who loves fitness.