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The BSC PREFERRED MTM324 is a pack of 50 white corrugated triangle mailing tubes designed for efficient packing and shipping of rolled or elongated items. Each tube is constructed from 200/ECT-32-B white corrugated board and opens along its full length, making loading and insertion faster than traditional round mailing tubes. The one-piece design ships flat to conserve storage space, folds together quickly, and uses integrated locking tabs to secure the tube without tape or glue. This format is well suited for warehouse operations, mailrooms, and fulfillment centers that need a reliable, assembly-ready mailing solution.
These triangle tubes are used in packaging and shipping applications where rolled documents, blueprints, posters, artwork, or similar elongated materials need protection in transit. The flat-ship format reduces storage footprint before use, and the tool-free assembly process speeds up high-volume pack lines. The white corrugated exterior also provides a clean surface suitable for labeling. Each pack contains 50 tubes, making them practical for recurring shipment needs in commercial, industrial, or office distribution environments.
Equivalent to part number S-8108. Suitable as a direct drop-in replacement for standard triangle mailing tube applications using 200/ECT-32-B corrugated construction.
No tools are required for assembly. Fold the flat tube along the scored lines until the locking tabs engage to form the triangle shape before inserting contents. Store flat stock in a dry environment to maintain corrugated integrity and ensure reliable tab-lock performance during assembly.
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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