![](https://kb-3d.com/store/2572-large_default/bondtech-4x8x3-metric-ball-bearing.jpg)
Bondtech offers this metric metal shielded 4mm (bore) x 8mm (O.D.) x 3mm (Depth) ball bearing. Sold Each
High precision ball bearing that is used in our DDX Direct Drive eXtruder.
Sold Each.
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