5pcs 3D printer accessories 2GT 20teeth Idle pulley GT2 20 teeth 20tooth timing Gear Bore 3mm for belt width 6MM with wheel

5pcs 3D printer accessories 2GT 20teeth Idle pulley GT2 20 teeth 20tooth timing Gear Bore 3mm for belt width 6MM with wheel
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sku: 32718656230
$12.80
Shipping from: China
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