Product name: stainless steel pulley, U groove track wheel, can be more convenient to slide the door, etc., so that it is safe and stable, and silent.
Product material:This pulley is made of high quality stainless steel, exquisite craftsmanship, thickened material, sturdy and durable, rust and corrosion resistant, smooth polished surface, longer service life.
Features:This pulley is U shaped groove, easy to use, each groove wheel is equipped with double roller bearings, which can reduce the friction with the wheel.
Applications: for heavy duty sliding doors, inverted tracks, patio doors, rolling shutters, industrial machines, wire rope tracks, garage doors, etc.