50pcs Linear bearing LME20UU KB20UU 20mm Linear motion Ball bushing Bearings 20x32x45 mm for CNC parts 3D printer

50pcs Linear bearing LME20UU KB20UU 20mm Linear motion Ball bushing Bearings 20x32x45 mm for CNC parts 3D printer
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sku: 32371016479
$35.00
Shipping from: China
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