4pcs LM12LUU Sealed Long Type Linear Motion Ball Bearings 12x21x57mm, 12mm Bore,21mm OD,57mm L, CNC Bearings

Specification:
Model: LM12LUU linear ball bearing long type
Dimension: 0.47 x 0.83 x 2.24'' / (12*21*57 mm)
Inside diameter: 0.47'' / 12 mm, Out diameter:0.83'' / 21mm , Shaft Lenght:2.24'' / 57mm
Material: Carbon chromium bearing steel + Built-in rubber
Color: Silver
Weight: 0.12 pound
Package content: 4 x LM12LUU 12mm Ball Bearing

Feature and Application:
1.Ball in the cage loop run smooth to ensure low noise even in high-speed operation.
2.Wildly used in a mounted slide unit to carry components in precision linear motion applications.
3.The closed linear motion ball bearing is suitable for linear shaft rod, computer numerical control (CNC) equipment and printing machines.