【Exceptional Durability】Black powder coating provides scratch resistance and rust protection that will keep you looking great for years to come. Heavy duty and durable steel ensures reliability indoors and outdoors, silent and smooth sliding, no scratching your floors. 【8 in 1 Option】We offer two sets of 8-1 sliding doors to give customers more mounting options. Add fabric strips to make it quieter. 8 configuration options easily adjust for a perfect fit. Suitable for all barn doors up to 3 inches thick. 【Adjustable】Feel free to adjust, adjusting the distance between the two rollers to meet your needs distance. 【Flush Bottom Design】Smooth bearings can slide smoothly, then the door slides smoothly. The bottom bracket of the barn door sits completely flush with the ground. Can protect the floor from being scratched by the screw and will not destroy your beautiful floor. 【Easy to Install】Attach the guide to the wall baseboard just outside the opening, with the longest plate touching the