Description Are you looking for a professional, yet reasonable linear bearing? Are you in search of a sturdy, trustworthy accessory that can do multiple jobs at once? If yes, look no further! Our Linear Ball Bearing must meet your needs, this Ball Bearing Bushing is one of the great choices for you. Features -Color:Silver -Material:Steel -Size:2.40X1.50X0.80cm/0.94X0.59X0.31in Inner diameter: 8mm Number of rows of balls:4 -The linear bearings are made of firm steel materials to ensure durability and reliability. -These ball bearings are manufactured using precision machining techniques, guaranteeing high accuracy and stability. -The Ball Bearing Bushings are suitable for use in various equipment, such as 3d printers and engraving machines. -The standardized dimensions of these Linear Motion Bushings make them easy to install and replace in any compatible equipment. -With excellent wear resistance, these Sealed Linear Motion Bushings can significantly extend the lifespan of the equipment they are used in. Package List6 x linear bearings