With Tracking Number Wholesale 10pcs/lot 3D Printer U Groove Bearing for Makerbot Wire Feeding Wheel OD 12mm ID 3mm
With Tracking Number Wholesale 10pcs/lot 3D Printer U Groove Bearing for Makerbot Wire Feeding Wheel OD 12mm ID 3mm

    3D Printer U Groove Bearing is used for Makerbot Wire Feeding Wheel Outer Diameter: 12mm Inner Diameter: 3mm Thickness: 4mm Groove depth:1.2mm       10x Bearing(N

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