... many years.Our mainproducts include mute motor bearings,automotive bearings,motorcycle bearing,agricultural machinery bearings,texile machinery bearings and many other ... Types:60series,62series,63 series.2)Material:GCr153)Shield/Closure:OPEN,Z,ZZ,RS,2RS4)Vibration and Noisy level:Z1,Z2 ... level:ABEC-1,ABEC-3,ABEC-5.6)Used in:Motorcycle,motor,pump,fan,air conditioner,microwave oven,sewing machine,massage ...