Soulchen 2 Pcs 4/6 / 8/10 Pcs Aluminum Pulleys for Cable Machine, 90mm Aluminum/Nylon Alloy Bearing Gym Pulley Wheel for Home Gym Equipment Exercise Pulldown Attachments (Aluminium,Sliver)

["Multiple Specification Options Available： Choose from 4, 6, 8, or 10 pieces, or pick your preferred color — Silver, Black, Red, or Blue — to match your equipment or personal style. You also have the flexibility to select between durable Aluminum Alloy and wear-resistant Nylon Alloy wheels. match the quantity, color, and material according to your needs. Whether you're doing a small upgrade or a full replacement, we've got you covered","Nice Materials: this pulley is made of aluminum or nylon, which is not only durable but also wear-resistant, The aluminum pulley offers superior rigidity for high-load exercises, while the nylon pulley provides smoother, quieter rotation with excellent wear resistance.ensuring long-lasting performance in any fitness environment","Precision Design Size: this pulley has a diameter of 3.54 inches and a groove of 0.39 inches, ensuring precise alignment with gym cables; Cable misalignment can be reduced by 80% compared to ordinary pulleys","Multifunction Use: ideal for a broad range of exercises, this power rack pulley attachment is essential for upgrading your gym pulley system; It works perfectly with home gyms, power racks, cable crossovers, and functional trainers","Easy to Install ＆ Whisper-quiet Operation: designed for easy installation, this gym pulley can be quickly integrated into your existing power rack system, upgrading your workout experience with minimal effort,with its dual-sealed professional bearing design, this pulley operates quietly, making it suitable for any environment or time of day"]