1Pcs 12mm 12.303mm 12.7mm 13.494mm black Si3N4 Silicon nitride ceramics balls High precision ball nut
![1Pcs 12mm 12.303mm 12.7mm 13.494mm black Si3N4 Silicon nitride ceramics balls High precision ball nut](http://ae01.alicdn.com/kf/HTB1dirLanjxK1Rjy0Fnq6yBaFXas/1Pcs-12mm-12-303mm-12-7mm-13-494mm-black-Si3N4-Silicon-nitride-ceramics-balls-High-precision.jpg_350x350.jpg)
sku: 32964407099
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$16.71
Shipping from: China
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