Features: 1.Anti-corrosion & Anti-rust:Drawer slides are made of high grade cold-rolled steel with zinc plated finish,Which makes it can not only to prevent corrosion and rust, but also to extend the service life. 2.Superb Load-bearing Capacity:Two rows of solid steel balls are used on both sides of the slides, and the solid ball bearings ensure smooth opening and closing.The Max load capacity is up to 100 lb.No noise and can serve you many years. 3.Product Measurement:Length:12/22 inch(305/550 mm); Width:1.75 inch(44.5 mm); Thickness: 0.5 inch(12.7 mm);There is the installation instructions inside the package for reference.Please choose the right size before you purchase. 4.Easy To Install & Full Extension: Our drawer slides are fitted with detachable snaps for easy installation or removal of the drawer slides. You only need to gently press the buckle, which is convenient and agile.The fully extended opening allows access to the entire drawer. 5.Excellent After-Sale Service: We focus on quality and after-service. If you find any quality problem on our drawer slides, please feel free to contact us, we promise solve it until you are satisfied. Description: Color: 12/22in Material: Steel Size: As Shown In The Picture Product Includes: 2 × Drawer Slide Kit