旋入式立柱／支柱連接器

Finally found connectors that actually fit my old Taiwan-made posts without any wobble. The screw-in threading is solid and these four pieces let me extend a shelf unit I thought was useless. Exactly what I needed for a quick repair project.

The threading matched my existing 1" poles perfectly, and the set of four was exactly what I needed to finish the bottom shelf. Screwed on tight with no wobble, so the whole unit feels solid again.

Found these after hunting for the right thread size for my 1" shelving poles, and they screwed in tight with zero wobble once the shelf was loaded. The set of four was exactly what I needed to finish the bottom tier, and the threading matched the Taiwan-made poles like a glove.