1、PREMIUM MATERIAL: Gym weight stack pin is made of premium iron material, fine workmanship, rustproof, sturdy and reliable, not easy to damage, can be used for a long time. 2、FIXED WEIGHT STACKING: Use universal weight stack pin in the gym to add more weight, perfect for weight stacking and perfect for home fitness equipment. Get more out of your workout with ease. 3、EASY TO LOCK: The knob has built in iron metal attraction feature that helps lock and maintain the durability and stability of the weight stack, improving the quality of your workout. 4、CONVENIENT TO USE: This gym pin is lightweight, easy to insert and remove, convenient for daily use. Used to secure the weight stack, providing a fast and reliable fastening solution. 5、REPLACEMENT PARTS: If you need to replace your gym pin, our weight pin can provide you with the perfect solution. In addition, it is a perfect gift choice for your friends and family. Item Type: Gym Weight Stack Pin Material: Iron 1 x Gym Weight Stack Pin