●Races:Cr Mo●Balls:Cr Mo (HRC 61-66)●Retainer:Steel●Sealing:Rubber 2RS (light contact)●Grease: Multemp SRL (Kyodo Yushi)●Tolerance:ABEC-3●Quantity of balls:6 pcs●Dimension of balls:3.5mm●Basic dynamic load rating:2.340 k N●Basic static load rating:0.885 k N