10-30pcs 6701ZZ Deep Groove Ball Bearings 12x18x4mm Double Shielded Chrome Steel
Model: 6701ZZ Bearings,(I.D.=12mm, O.D.=18mm, Thickness=4mm);. 10-30 PCS x Bearings. High Quality: Low noise Z2, ABEC Tolerance 1 (P0), High speed. High temperature resistance. Resistance to high load.