[Durable] - Chrome Steel (GCr15) races offer high hardness and great wear resistance, thus extend bearings' service life.
[Easy to Maintain] - Shields on Both sides to keep lubricant in. Z1 noise level for most general use.
[Application] - Commonly used for glider/rocker arms, wheels of the cart, lawnmowers, printers, motors, gearboxes, reducer, textile machinery, electronic equipment, and more.
[Note] - Please refer to the picture and select the right type of bearings before ordering (Sealed or Shield on BOTH or SINGLE side of the bearing).