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THK Linear Bearing LM12 LM12UU 12X21X30MM CNC Parts for Linear Shaft

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$5.59

$ 2 .99 $2.99

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About this item

  • Linear bearings are part of linear motion systems, often used in conjunction with cylindrical shafts or guideways.
  • Smooth moving, low friction, high rigidity and long life.
  • Bearing various parts of the size is standardized, interchangeable, no worry if replacement of worn.
  • Mechanical slides, 2-axis and 3-axis tables, drive shaft, linear tables, 3D printers, ect.


Linear bearings are part of linear motion systems, often used in conjunction with cylindrical shafts or guideways. Smooth moving, low friction, high rigidity and long life. Bearing various parts of the size is standardized, interchangeable, no worry if replacement of worn. Mechanical slides, 2-axis and 3-axis tables, drive shaft, linear tables, 3D printers, ect.