16 x 10mm M4 Threaded Stainless Steel Ball Rod Ends
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Threaded steel ball rod end is for mini kossel delta 3D printer magnetic ball joint system. Each printer will need 12 pieces.
You'll need M4 x 20mm grub set screws to make connection with the carbon tube & 12 magnet for the joints.
Outer Diameter: Φ10 (mm)