5/10Pcs U604ZZ 4x13x4mm U2*1 3d Printer Parts Extruder Parts U-groove Idler Belt Pulley ball Rail bearing U Groove Pulley Wheel

5/10Pcs U604ZZ 4x13x4mm U2*1 3d Printer Parts Extruder Parts U-groove Idler Belt Pulley ball Rail bearing U Groove Pulley Wheel
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sku: 1005005217516615
$4.60
Shipping from: China
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