Upgrade or repair your industrial bartacking machine with the high-quality Kenlen B2302-280-0A0 Tension Post (2nd). Specifically engineered for the Juki LK-1850 bartack sewing machine, this secondary tension post assembly ensures precise thread tension control during high-speed operations.
Manufactured from durable materials to withstand continuous industrial use, the Kenlen B2302-280-0A0 guarantees smooth thread delivery, preventing thread breakage, looping, and inconsistent stitching. Whether you are running a high-volume garment factory or maintaining a dedicated workshop, this reliable replacement part restores your machine’s optimal tension balance to maintain premium stitch quality across various fabric weights.
Key Features:
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Premium aftermarket replacement part by Kenlen.
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Part Number: B2302-280-0A0 (Secondary Tension Post / 2nd Tension).
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Perfect compatibility with Juki LK-1850 bartacking sewing machines.
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Built for precision, durability, and smooth thread feeding.
What are the signs that my current tension post needs to be replaced?
You should replace your tension post if you notice any of the following issues:
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Constant thread breakage at high speeds.
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Loose or inconsistent stitching on the underside of the fabric.
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Visible grooves, wear, or rust on the tension disks or post that snag the thread.
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Inability to tighten or loosen the thread tension accurately.
Is this tension post easy to install?
Yes, it is designed as a direct drop-in replacement part. However, because precise alignment is crucial for correct thread timing and delivery on bartack machines, standard mechanical adjustment or reference to your machine’s service manual is recommended during installation.















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