BALLS BEARING PULLEY - Features a V groove design, which allows for steady and accurate movement, making it ideal for use in applications that require high exactness and accuracy.
SEALED STRUCTURE - These V623ZZ bearings use double sided metal shielded cover, which can effectively keep dust and debris from entering and save lubricant.
PREMIUM MATERIAL - Miniature v groove bearing is made of quality carbon steel for guaranteeing long term use. With its compact size of 3x12x4mm, it is suitable for use in small spaces.
WIDE APPLICATION - The V bearings have 1.4mm deep V groove that generally ride on a rail or track. they are used in many rail track linear motion systems.
QUALITY GUARANTEE - If you have any questions about this product, you can contact us at any time. We will try our best to solve your problem in time, please rest assured to buy.