Keep your bi-fold doors operating smoothly with the National Hardware N344-911 Top Guide Roller. Designed to ride in the overhead track, this roller adjusts to accommodate door frames that are not perfectly square.

• Ensures smooth, quiet operation of bi-fold doors
• Roller stays securely in the overhead track
• Adjustable to fit out-of-square door frames
• Durable steel and nylon construction
• Zinc-plated finish for corrosion resistance
• Sold individually (1 per pack)

Fits: Standard bi-fold door overhead tracks. Check your existing hardware for compatibility before ordering.