5Pcs/lot 3d Printer Parts Extruder Parts U-groove Idler Belt Pulley Ball Rail Bearing U604ZZ U Ditch 604UU U Groove 4x13x4mm

5Pcs/lot 3d Printer Parts Extruder Parts U-groove Idler Belt Pulley Ball Rail Bearing U604ZZ U Ditch 604UU U Groove 4x13x4mm
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sku: 4000537365124
$6.07
Shipping from: China
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