6305ZZ (I.D.=25mm, O.D.=62mm, Thickness=17mm); 6305ZZ bearing are shielded on BOTH SIDES to keep lubricant in; Chromium Steel long-life bearings, smooth and low noise.
6305-2RS (I.D.=25mm, O.D.=62mm, Thickness=17mm); 6305-2RS bearing are shielded on BOTH SIDES to keep lubricant in; Chromium Steel long-life bearings, smooth and low noise.