Thickened and Robust Server Rails Suitable for 1u Long Chassis. Customizable Dimensions: Produced according to customer dimensions, model numbers, or drawings. Robust Steel Construction: Made of thickened and robust steel for durability and stability. Linear Friction Guide: Features linear friction guide rails for smooth operation. 1U Chassis Compatibility: Specifically designed for 1U long chassis applications. Sample Production: We manufacture based on provided samples and requirements.