20pcs V623ZZ V Groove Ball Carbon Steel Bearing Pulley for Rail Track Linear Motion System 3x12x4mm cocoon Give as thoughtful gifts: The

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From the center of your workpiece

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These are high quality tools and parts

20pcs V623ZZ V Groove Ball Carbon Steel Bearing Pulley for Rail Track Linear Motion System 3x12x4mm cocoon Give as thoughtful gifts: The20pcs V623ZZ V Groove Ball Carbon Steel Bearing Pulley for Rail Track Linear Motion System 3x12x4mm Why choose Fdit Bearings? These bearings are made from high quality carbon steel for durability and long service life. They are double shielded to avoid contaminants entering and save lubricant. Bearings have 1. 4mm deep V groove that generally ride on a rail or track. These are dedicated bearings that are used in many linear motion systems. There comes