PREMIUM MATERIAL: The gym weight stack pin is made of high-quality iron material, featuring fine workmanship, rust resistance, and durability. It is sturdy and reliable, designed for long-term use. FIXED WEIGHT STACKING: This universal weight stack pin is ideal for adding weight to gym equipment, suitable for weight stacking on home fitness machines. Enhance your workout performance with ease. EASY TO LOCK: The knob includes a built-in metal retention feature that securely locks the weight stack, ensuring stability and durability during use, improving overall workout quality. CONVENIENT TO USE: Lightweight and easy to insert or remove, this pin offers a fast and reliable solution for securing weight stacks, making it convenient for daily exercise routines. REPLACEMENT PARTS: Designed as a direct replacement for worn or lost pins, this weight stack pin provides a reliable fix. It also makes a practical choice for fitness enthusiasts. Item Type: Gym Weight Stack Pin Material: Iron Package Includes: 1 x Gym Weight Stack Pin