Material: High-grade cold rolled steel with zinc plated finish makes precise thickness and smooth surface. It features soft close function, any drawer can be closed gently and silently.Product specifications: Drawer Length:18 inch (457mm); Runner Length:18-1/2"(470). Cabinet Depth Range:20-9/16"(522)-18-7/8"(479). Weight Capacity: 85 lbs.Package Includes: Selected Slides, Adjustable Locking Device, Mounting Screws, Installation Instructions.Function: Undermount Drawer Slides are intended for use with Face Frame or Frameless Cabinets. Soft close drawer slides are ideal for cabinetry, desk pedestals and general storage drawers. High load rating allows you to install these slides on any type of drawer.Good Quality: If there is any quality problem with your purchasing, please contact us. We will issue refund or send a replacement.",When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specificationsWe want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don''t hesitate to contact us. We are here to help and will do our best to assist you.Thank you for choosing our product. We hope you enjoy it!