Material: steel. Durable construction for long-term use. Skid pad - effectively reduces damage caused by collisions. Screw hole allows height adjustment for installation. Mounts under your desk to support your keyboard platform. Ideal for custom desks or replacing worn-out keyboard trays. Easy to install with flexible mounting height adjustment. Note: Slight paint peeling may occur and is considered normal. Note: Due to different production batches, color may vary slightly, which does not affect functionality. Color: Silver Size: 35 x 3.50 x 1.2 cm Package Contents: 1 x 35cm Keyboard Drawer Rail Kit Only the above package content is included; other products are not included. Note: Light reflection and display differences may cause slight color variation between the image and the actual item. Measurement error allowed is +/- 1-3 cm.