Description: 【Premium and Reliable】: The gym weight stack gym pin is made of quality steel machine, which is sturdy, security, not easy to break, and long service life 【High Performace】: The longer pin length helps to keep the weight level as it moves along the bar. Suitable for 25mm diameter hanging pieces 【Easy to Use】: The weight stack locking pin is light and easy for you to insert and remove, convenient for your daily use 【Wide Appliction】: Weight stack extender pin can be secured to their designated machine, to work out wrists, fingers, forearms and elbows, shoulders, biceps, and triceps 【Nice Accessories】: The weight machine pin is essential accessory for exercise machines, and also an great gift for family, friends, and lovers, who like fitness Specification: Material: Steel Size Chart:Groove Width: 2.8cm/1.10inch Groove Depth: 8.5cm/3.35inch Package Includes: 1 Gym Weight Stack Pin, 1 Spring Clip Note: Please allow slightly errors due to manual measurement and different monitors.