Function and benefits Secures stacked containers in yards, storage facilities, and temporary setups with stable connections that prevent shifting and accidents. Material and durability Carbon steel construction provides rust resistance and durability in harsh transport environments, helping maintain performance over time. Performance and safety Working load 250 kN and maximum breaking load 500 kN, delivering reliable performance under heavy pressure and impact during stacking and transit. Easy installation and operation Simple installation and removal process improves workflow efficiency; just turn the handle to the unlock position to disengage the container. Use scenarios 1) In or storage yards, stack and lock containers to maintain alignment and reduce the risk of movement during weather or handling. 2) At intermodal transfer points, secure containers during loading and unloading processes on ships, trucks, and trains. 3) For temporary setups at construction sites or events, use as a secure, quickly releasable storage arrangement that can be reconfigured as needed.