Premium-grade replacement bottom case meticulously engineered for Lenovo ThinkPad P53s/P53/P52 & Yoga series (Models: 20N6/20N7). Precision-crafted from aerospace-grade aluminum alloy with reinforced stress points for military-grade durability. Features factory-calibrated screw threading for perfect alignment and CNC-machined ventilation grooves for optimized thermal dissipation. Matte black oxidation coating resists fingerprints and scratches while maintaining professional aesthetics. Includes pre-installed rubber feet with anti-slip texture for stable workstation/travel use. Direct OEM replacement (Part# 5M10V27625) with 100% compatibility for hassle-free installation. Ideal for IT departments, corporate fleet maintenance, and mobile professionals requiring rugged reliability. Ships in protective anti-static packaging with foam inserts. Bulk pricing available for repair shops and enterprise purchasers.