Features: Secure Locking Mechanism: Equipped with a snap-in bracket clip, this mirror door roller assembly locks securely into the steel frame door track. This design helps keep the door aligned and prevents unwanted shifting or derailment during use. Ideal Replacement Solution: If your sliding closet doors are sticking, sagging, or frequently coming off the track, these closet door wheels replacement rollers offer a functional solution. They help restore smooth sliding operation and extend the life of your doors. Specifications: Material: steel Color: Silver Size: about 1-7/16 Inch Package includes: 4 x Mirror Closet Door Roller Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays