General description This 2pcs Heavy Duty Black Carbon Steel Sliding Door Guide Adjustable Roller Wall Mounting System is designed for versatility and durability. It features 8 different configuration options, allowing you to customize the floor tracks to suit your sliding door perfectly. The system ensures that the bottom bracket of the barn door is flush with the floor, preventing scratches and providing a sleek appearance. Technical specifications Material: Heavy-duty black carbon steel Roller material: Durable plastic Door thickness compatibility: Up to 7.5 cm Installation Follow the provided instructions to install the guide that best suits your door. Ensure wall screws are flush with the brackets for optimal performance. Usage Suitable for both indoor and outdoor use. Designed to prevent scratches on your sliding door. Other information Packing list: 2 x steel bracket