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Black polypropylene D-ring view binder with clear overlay on front, spine and back

Business Source

Business Source 28449 3" D-Ring View Binder 11x8-1/2" Black

SKU CH-5TAA-53J9Z MPN 28449

Holds up to 725 sheets with slant D-rings that store 25% more paper than traditional binders

  • Surface finishPolypropylene
  • Product typeBinder Rings
  • Product colorBlack
  • Pack quantity1 each
  • Clear overlay lets you customise front, spine and back
  • Slant D-rings hold 25% more paper than traditional binders
  • Two triggers give quick access to documents
  • Inside pockets store up to 30 sheets each
  • 3-inch capacity fits up to 725 sheets

Three-inch D-ring binder capacity

This three-inch D-ring binder holds up to 725 sheets of standard paper. The slant-ring design stores 25 percent more pages than traditional round-ring binders of the same width. A clear overlay covers the front, spine and back for custom title inserts. Two triggers on the ring mechanism give quick access to documents.

Office workers needing high-volume filing

Professionals who archive large project files, reports or reference manuals will benefit from the extra capacity and flat-laying pages. The inside pockets add 30 sheets of extra storage each for loose items. Buyers who only carry a few dozen pages or need a compact binder for travel should consider a smaller ring size.

3-inch slant D-ring mechanism

The slant D-ring mechanism is the single specification that determines whether this binder fits your filing volume. It provides 725-sheet capacity and allows pages to lie flat when open. If your workflow demands less bulk or a different ring style, this mechanism will not match those requirements.

How it compares

Measured against everything we stock in Ring Binders & Sheet Protectors, at today’s prices. Recalculated every night.

Price $15.99
Typical for this category: the median of 984 items is $16.49.

Specifications

Product
Brand nameBusiness Source
Product typeBinder Rings
Product colorBlack
Size & build
Surface finishPolypropylene
Shipping weight0.77 kg
Package size221 × 97 × 13 mm
In the box
Pack quantity1 each

Questions about this item

How do I insert paper into the slant D-ring mechanism without jamming the two triggers?

Open both triggers fully, align holes with the slant D-rings, then close each trigger until it clicks — forcing pages past a half-open trigger bends the metal and misaligns the rings.

When will the clear overlay pockets on the inside covers need replacing?

The two interior pockets are rated for 30 sheets each; once they stretch or tear from repeated loading beyond that limit, swap the binder for a new 28449 unit.

At what sheet count do the 3-inch slant D-rings stop lying flat during daily use?

The rings hold up to 725 sheets; beyond that capacity pages no longer lie flat and the triggers strain to close.

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