Threesection fullextension slides provide smooth, lownoise operation for easier access and better usability. Pure copper core key lock antitheft lockset enhances security for stored items. Constructed from cold rolled steel plate; wearresistant, strength, with a smooth, easytoclean surface. Builtin laminate is adjustable to distribute space; thickened laminate improves load bearing. Whole package shipment; no installation required; arrives ready to use. Compatibility: designed for drawers and cabinets that use threesection fullextension slide systems. Performance and durability: robust steel construction, adjustable interior, and secure locking mechanism for longterm reliability. Use scenarios: Office filing cabinet or desk drawer: lock sensitive documents and keep contents organized with adjustable interior space. Workshop or garage tool cabinet: store tools and small parts securely while enjoying full access to contents. Home kitchen or storage closet: the interior layout to accommodate items of different sizes; no setup needed on arrival.