High quality, durable lever arch file for professional office users. Unique No.1 mechanism ensures superior performance. - Patented No.1 mechanism with outstanding locking force for consistently precise closing, guaranteed to close reliably even after 10,000 uses - Perfect alignment of pins and arches even when file is completely full - Spine pocket labels replaceable for easier personalisation - Cover lock and thumbhole for easy handling and secure document storage - 500 sheet capacity (80 gsm) - 3 years warranty on the mechanism, FSC® certified