Metal Rails: The installation is convenient and practical, the stability is good, it is not easy to fall off, and it can be used for a long time. Extendable Drawer Slide with Bearings: It has a wide range of uses and can be well used for all types of furniture drawers. Keyboard Rail Drawer Slide: Made of safe and durable materials, it can be used for a long time and is not easily deformed. Drawer Slide Drawer Slide: The reasonable design makes switching smooth and easy, giving you a better experience. Extendable Cabinet Rail Keyboard Rail: It can help you close the drawer properly, making it more convenient to use. Extendable Drawer with Bearings Features - Size: Approximately 35.00 x 7.00 x 0.90 cm / 22.79 x 2.75 x 0.35 inches Drawer Slide. - Material: Cold-rolled steel drawer slide. -The well-made slide rails have the characteristics of durability, load capacity, etc., which are good keyboard tracks. -Reasonable structure, easy to install and practical, a practical drawer accessory Keyboard Rail. -The side drawer slides are easy to use, have excellent practical use and are durable extension rails for wardrobes. -Efficient and durable bearings are quiet, smooth, safe and durable and can last a long time. -It is made of heavy-duty cold-rolled steel and has a metal slide rail.