FRMSAET drawer slides for installation in computer keyboard drawer,kitchen cabinet drawer ,central drawer or mounting under any wooden table,Save space more effectively. Feature: Completed our product with heavy duty cold rolled steel plate,equipped with high quality steel ball and make the slides more smoothly, balanced,silent.In addition,extended mounting bracket can flexibly adapt to the height needs of different people. Strict supervision of quality: Our manufacturing plant has strict quality control methods to ensure our products meet the highest standards. Our mission is to always provide the best service to our customers with industry’s leading prices. If you have any question, please do not hesitate to contact us and we will spare no effort to resolve your problem. Package contents: 1 set of slides. 4 mounting brackets.12 wood Screws. 14 small screws.