4pcs Electric Roller Door Pulley with 11 Balls Stamping Bearing Nylon Garage Door Rollers Door Wheels Replacement 46mm Diameter

Upgrade your garage door with this electric winding door pulley, designed to provide smooth and efficient operation for easy entry and exit. The pulley is equipped with 11-ball stamped bearings that improve performance, reduce friction and extend the life of the pulley system. This pulley is made of metal and nylon materials, which improves durability and service life, and meets the needs of daily use. This pulley measures 46mm in diameter and 120mm in length, designed to fit most standard garage doors, available as replacement or upgrade. The package includes 4pcs electric roller door pulleys, perfect for replacing old, worn, noiseless or damaged rollers.