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The BSC PREFERRED M3RBK is a kraft corrugated literature mailer designed for shipping and storing flat documents, catalogs, and similar materials. Built from 200/ECT-32-B corrugated board, this mailer provides reliable structural strength without excess bulk. The self-locking design assembles in seconds with no tape, glue, or staples required, making it practical for high-volume shipping and fulfillment operations. Each pack contains 50 mailers. This item is equivalent to part number S-2513. The kraft corrugated construction keeps weight low while maintaining the rigidity needed to protect documents in transit.
The M3RBK mailer suits warehouse, mailroom, print shop, and office shipping environments where documents, drawings, or flat printed materials need protected transit packaging. The economical kraft material keeps per-unit cost manageable for regular fulfillment use. The self-assembly design reduces prep time on the packing bench, making it a practical choice for operations processing consistent outbound document shipments without access to specialized packing equipment.
Equivalent to part number S-2513. Designed as a standard literature mailer suitable for shipping and storing flat documents and printed materials.
No tools are required to assemble these mailers. Fold along the pre-scored lines and engage the self-locking tabs before loading contents. Avoid overfilling beyond the rated capacity of the corrugated board to maintain structural integrity during transit. Store flat in a dry environment to preserve board strength before use.
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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