Replacement hardware with precisely molded PP materials and adjustable rails designed to deliver reliable fit and performance. PP constructed fridge slide rail set for superior weight capacity and effortless shelf adjustment, enabling easy customization of shelf spacing. Optimizes freezer organization in both home kitchens and commercial food service environments, providing quick access to frequently used items while maintaining structural integrity under heavy loads. Ideal for homeowners and appliance technicians to replace components without the cost of professional installation. Use scenarios: - Home kitchen: retrofit a bottom freezer with adjustable rails to create taller compartments for frozen vegetables, bags of fruit, or pizza boxes, making items easier to see and reach. - Commercial kitchen: organize bulk frozen ingredients in a compact freezer, simplify workflow during busy service, and reduce time spent locating frequently used items. - Appliance repair: replace worn or damaged rails on existing units to restore full shelf function without specialized install services.