20pcs MYT high precision LM12UUAJ 12*21*30mm Adjustable 12mm LM12AJ Linear Bushing Bearing 3D Printer CNC Parts LM12UU-AJ

20pcs MYT high precision LM12UUAJ 12*21*30mm Adjustable 12mm LM12AJ Linear Bushing Bearing 3D Printer CNC Parts LM12UU-AJ
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sku: 1005002351406273
$49.00
Shipping from: China
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