20pcs 3x7x3mm Double Shield 683ZZ Deep Groove Ball Bearing Carbon Steel Bearing
Deep Groove Ball BearingProduct Details1.Made from Carbon Steel, durability and resistance to under heavy loads2.Shields on BOTH SIDES of the bearing to keep dust out. Suitable for high speed operation3.Size: 683ZZ (Inner Dia.=3mm, Outer Dia.=7mm, Thickness=3mm)4.ABEC Tolerance 1 (P0) for most general use5.Pre-Lubricated, Easy to maintain.