【High-quality material workmanship】The door guide is made of hardened carbon steel with black coating, high strength and durable. Comes with installation hardware, so it is easy to adjust and install and can be used safely for a long time 【Fully Customizable】All configuration options are easily customizable to ensure a perfect fit. No matter the size or type of your barn door, we guarantee that this floor guide will provide a secure fit. 【Easy Sliding】The rotating wheel perpendicular to the side not only makes the sliding smoother and quieter, but also saves more space. The flush bottom design will not damage your beautiful floor. 【Unique Design】Adjustable zigzag design, firm attachment, lightweight and concealed, suitable for indoor and outdoor use, and perfectly matches different types of barn doors. To maintain balance, a reliable door roller guide prevents the doors from swinging or scratching the interior wall. 【Easy to Install】No need to make grooves on the door or drill holes