الوصف

Stainless steel plastic steel window pulleys, smooth and quiet, effortless to push and pull. The overall waterproof and anti-rust design of the pulley is not afraid of wet environments. The solid rivets have good load-bearing capacity and are not easy to rust and fall off. The pulley is self-adjusting and smooth, the middle bracket is movable, the automatic adjustment is smooth, and the balance is good. Good quality can be seen at a glance, and the material is excellent and thick. Choose the appropriate style for various scenarios.