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The BUSINESS SOURCE BSN28449 is a 3-inch capacity D-ring view binder designed for high-volume document storage in office and professional environments. Built with a polypropylene exterior over a sturdy chipboard core, it features slant-D rings that hold 25 percent more paper than standard round rings. The back-mounted metal ring mechanism keeps pages lying flat, reducing wear on punched holes and making documents easier to read. Exposed rivets reinforce the binding at stress points. Two trigger mechanisms provide quick, smooth access to contents. This binder is well-suited for administrative staff, project managers, and field professionals who manage large sets of printed documents.
The BSN28449 works in standard office filing and organization applications where high-capacity binders are needed. The clear nonglare overlay on the front cover, back cover, and spine allows for custom inserts without lamination or additional materials. Inside front and back covers each include a clear pocket with a 30-sheet capacity, providing dedicated storage for loose reference sheets, business cards, or supplementary documents. This binder handles everyday desktop and shelf storage in both office and light field-use settings.
Designed as a standard 3-inch capacity D-ring binder compatible with letter-size 8.5-inch by 11-inch three-hole punched documents.
No tools or installation are required for this binder. When loading documents, open rings fully using the trigger mechanism before inserting or removing pages to avoid bending punched holes. Store upright on a shelf to maintain binder shape and ring alignment over time.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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