Installing our stainless steel sliding door roller barn door locator bearing limiter is and . Simply attach the bottom guide to the floor or wall using the provided hardware, and align it with the sliding door track. This guide is compatible with various door types, including barn doors, pocket doors, and closet doors, ensuring a secure and stable operation. Its sleek design seamlessly integrates with your existing door hardware. Features -Color:Black -Material:ABS -Size:4.50X2.60X1.80cm/1.77X1.02X0.71in - compatibility: this product is compatible with sliding doors, barn doors, and other types of doors and windows, offering broad usability -Stable and secure: the bearing limiter design ensures the stability and safety of your doors and windows, reducing the risk of accidents - setup: designed for easy installation, this product allows for a setup process, making it userfriendly -Wobble prevention: the bottom roller antisway feature effectively prevents wobbling, ensuring that your doors and windows slide smoothly and securely -Precise positioning: the wooden door positioning wheel allows for precise positioning of furniture, preventing any unwanted wobbling or movement Package list: 8PCS pulley stopper