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, thumbhole and metal edges for easy handling and secure document storage. 500 A4 sheet capacity (80 gsm). 3 years warranty on the mechanism, FSC® certified. High quality, durable lever arch file for professional office users. Unique No.1 mechanism ensures superior performance.. Features. Thumb hole. Yes. Spine width. 7.5 cm. Maximum capacity. 500 sheets. Product colour. Bordeaux. Material. Plastic. Format. A4. Weight & dimensions. Weight. 450 g. Height. 318 mm. Depth. 290 mm. Width. 72 mm