684ZZ (I.D.=4mm, O.D.=9mm, Thickness=4mm) 684-2Z bearings are Shielded on BOTH SIDES to keep lubricant in Made from Carbon Steel, durability and resistance to under heavy load...
684ZZ (I.D.=4mm, O.D.=9mm, Thickness=4mm) 684-2Z bearings are Shielded on BOTH SIDES to keep lubricant in Made from Carbon Steel, durability and resistance to under heavy load...