- Adjustable for multiple door types: This mounting kit fits a wide range of doors including French, pocket, double flush, steel frame, fire, and barn doors. It offers height and width adjustments for door thickness from 1-10/32 in to 30/32 in. It can lower to 11/32 in or raise up to 3.5 cm, making it versatile for different installations. - One-person installation: Simplifies the door setup with a hands-free trolley and four 360-degree swivel wheels with brakes for easy movement and secure positioning during installation. - Robust and high performance design: Features triangular reinforcement at all four corners for exceptional stability. Tested to support up to 500 pounds per tool (453.6 kg total), with smooth edges and corners for safe use. - Streamlined installation process: Eliminates the need for multiple people, enabling single-operator door adjustment. Ready to use out of the box, requires no additional accessories, and speeds up installation. - Use scenarios: - Renovating a home with a mix of door types (French, barn, pocket) where one kit handles varying thicknesses and heights. - Installing heavy doors in a workshop or garage with steel frames or up to 500 lb capacity. - Retrofitting interior doors in offices or living spaces where quick, single-operator setup saves time.