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The BSC PREFERRED M1244K is a pack of 50 kraft corrugated mailers built for shipping small, lightweight fragile items while keeping postage costs low. Each mailer is manufactured from 200/ECT-32-B kraft corrugated board, a specification that delivers reliable crush resistance without adding unnecessary weight. The self-locking fold design creates double walls of protection on the front and sides. No tape, glue, or staples are required to close and secure the mailer, which speeds up packing workflows and reduces consumable costs on the bench or in the warehouse.
These mailers are suited for light-duty shipping applications in trade supply, parts distribution, and fulfillment operations. The corrugated construction handles small hardware, sensors, capacitors, controls, and similar compact components that need more protection than a poly mailer but do not require a full rigid box. The self-sealing design makes them practical for high-volume packing environments where speed and consistency matter. Sold as a pack of 50 units per package.
Designed as a general-purpose corrugated mailer for shipping small, lightweight fragile items across standard parcel and mail carrier services. This product is equivalent to part number S-18158.
No tools or fasteners are required to assemble or seal these mailers. Follow the fold lines to form the double-wall structure before inserting the contents. Verify that the item fits with adequate clearance before closing the mailer to ensure the self-locking tab seats correctly. Store flat in a dry location to maintain board integrity prior to 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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