10pcs/lot LMF20LUU 20mm 20*32*80mm long round Flange linear ball bearings bushing 3D printer parts 20x32x80mm

10pcs/lot LMF20LUU 20mm 20*32*80mm long round Flange linear ball bearings bushing 3D printer parts 20x32x80mm
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sku: 32911621732
$28.00
Shipping from: China
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