5Pcs V U Groove Roller Wheel Ball Bearings Embroidery Machine Pulley Bearing

Features: 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. These are specialized bearings that are used in many linear motion systems. Material: Carbon steel Size:as photos show Package includes:5Pcs/set The merchant warrants that their products comply with all applicable laws, and are offered only if they comply with Joom's policies and EU Product Safety and Compliance laws.