Akozon Groove Bearing U624ZZ Pulley Review

【High Quality】: These u groove pulley bearings are made from high quality carbon steel for long service life, with polished smooth surface, high efficiency and low noiseu groove pulley wheel. 【High Quality】: These u groove pulley bearings are made from high quality carbon steel for long service life, with polished smooth surface, high efficiency and low noiseu groove pulley wheel. 【Durable Use】: Bearing u groove has uniform hardness and wear resistance, high temperature resistance, and double shielded to avoid contaminants entering ,save lubricant. 【Size】: Bearings have 1.8mm deep U groove that generally ride on a rail or track. 【Application】: Wide applications in many fields: industrial machines, cars, ships, household appliances, health care system, motors, mine, petroleum, petroleum, alchemy, papermaking, agriculture, cranes, etc. 【Package Include】: These are specialized bearings that are used in many linear motion systems such as 3D printer, quadcopter or ship model, package with 10 pcs in package, you can keep them for spare or just substitutes for those old ones.