Features Adjustable Height Installation: Features screw holes for customizable height adjustments, ensuring a perfect fit for your setup Smooth and Silent Operation: Equipped with solid ball bearings for enhanced smoothness, balance, and quiet performance during use Protective Slip Pads: Designed with slip pads that effectively minimize damage from switch collisions, prolonging the lifespan of your equipment Durable Cold Rolled Steel: Constructed from thickened cold rolled steel for exceptional strength and reliability, supporting all your computing needs Elegant Multi-Layer Plating: The polished plating offers excellent oxidation resistance, providing a beautiful finish that is both practical and long-lasting Features: 1、Screw hole-can adjusted the height to install 2、Solid ball - smoother, more balance and quiet 3、Slip pad - effectively reduces the damage caused by switch collisions 4、 material - study ans 5、Multi-layer plating - the polishing plating of has good oxidation resistance, is not easy to , beautiful and practical Specification: Features: 1. Screw hole-can adjusted the height to install 2. Solid ball - smoother, more balance and quiet 3. Slip pad - effectively reduces the damage caused by switch collisions 4. material - study ans 5. Multi-layer plating - the polishing plating of has good oxidation resistance, is not easy to , beautiful and practical Specification: Condition: 100% Material: Cold Rolled Steel Optional Color: White, Black Size: Approx. 356 x 32.5mm / 14.0 x 1.3in Package List: 2 * Keyboard Rails 1 Set of Screws Note: Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard Package List