High-strength single-wheel pulley made of qualified steel and nylon - sturdy, rust-proof, wear-resistant, and corrosion-resistant. The upper part of the rotating pulley rotates 360 degrees to prevent the rope from twisting, keep the roller smooth, and save labor. The lifting and hoisting pulley system provides the function of a cable machine and saves your home space. Its small packaging size allows you to carry it with you and make it easy. Silent cable wheels made of special heavy-duty steel to ensure that no additional noise is generated during operation. Upgraded steel loading pin with a maximum load of 300kg. Self-tapping screws included for easy installation. Can be mounted on wood, walls, and metal, suitable for home fitness or outdoor work.