Features: Precision-grade, durable hinges and nylon rollers quiet down loud doors, ensuring long-lasting performance and reliability. This heavy-duty garage door parts kit is suitable for easily repairing or replacing old or new doors, its simple, user-friendly instructions ensure quick completion. Specifications: Material: metal Color: sliver Size: fits 16' x 7' garage doors Package includes: 1 x Garage door installation kit Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays. Small parts included, please keep them away from little kids to avoid swallowing risk