Sinoblu 10pcs LM4UU 4mm Bore Linear Ball Bearing 8mm Outer Diameter 12mm Length for CNC Machine 3D Printer sold2024 charge slowly and reduce the

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Sinoblu 10pcs LM4UU 4mm Bore Linear Ball Bearing 8mm Outer Diameter 12mm Length for CNC Machine 3D Printer sold2024 charge slowly and reduce theSinoblu 10pcs LM4UU 4mm Bore Linear Ball Bearing 8mm Outer Diameter 12mm Length for CNC Machine 3D Printer Specifications: Type: LM4UU Material: Bearing steel Net weight: 1. 90g per piece Outside Diameter: 8mm Inside Diameter: 4mm Length: 12mm Package include: 10 pcs x linear bearing Product Features Model: LM4UU, Bore Diamter (dr): 4mm, Outer Diameter (D): 8mm, Total Length (L): 12mm. Metric Double Seal Linear Bearing Made of high quality bearing